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4947-11
Series ID
2011

Clinical Presentation May Determine Costs in Critical Limb Ischemia

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Clinical Presentation May Determine Costs in Critical Limb Ischemia

LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

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LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

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Clinical Presentation May Determine Costs in Critical Limb Ischemia
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Major Finding: The mean hospitalization costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different.

Data Source: A retrospective review of costs and outcomes with endovascular vs. open repair in 148 patients with critical limb ischemia.

Disclosures: Dr. Gargiulo had no disclosures.

Clinical Presentation May Determine Costs in Critical Limb Ischemia

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Clinical Presentation May Determine Costs in Critical Limb Ischemia

LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

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LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

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Clinical Presentation May Determine Costs in Critical Limb Ischemia
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Clinical Presentation May Determine Costs in Critical Limb Ischemia
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critical limb ischemia, gangrene, ulceration, endovascular repair
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critical limb ischemia, gangrene, ulceration, endovascular repair
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EXPERT ANALYSIS FROM THE ANNUAL MEETING OF THE SOCIETY FOR CLINICAL VASCULAR SURGERY

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Clinical Presentation May Determine Costs in Critical Limb Ischemia

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Fri, 01/18/2019 - 10:49
Display Headline
Clinical Presentation May Determine Costs in Critical Limb Ischemia

LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

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LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

LAKE BUENA VISTA, FLA. – Endovascular treatment for critical limb ischemia offered no significant cost savings over open repair in a recent analysis of outcomes in 137 patients.

Of the 148 patients included in the retrospective review, 42% were treated with an endovascular procedure, 47% with an open procedure, and the remaining with a hybrid of the two. The mean costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different, Dr. Nicholas Gargiulo III reported at the annual meeting of the Society for Clinical Vascular Surgery.

The mean lengths of stay were also similar, at 9.3 days and 10.4 days in the endovascular and open repair groups, respectively, said Dr. Gargiulo of Montefiore Medical Center, New York.

The percentage of patients discharged to a skilled nursing facility was 35% vs. 44% of endovascular and open repair patients, respectively. Although endovascular repair was associated with slightly increased likelihood of recovering enough function to be released to home upon hospital discharge, this difference also did not reach statistical significance.

Rates of readmission within 90 days were similar at 12% and 13% for the endovascular repair and open repair patients, respectively.

For hybrid repair patients, the hospitalization costs ($27,922) and length of stay (9.8 days) were lower, compared with the other groups. However, the readmission rate was much higher, at 50%, and the percentage discharged to home initially was lower at 28%.

The study included all of those patients who presented with critical limb ischemia at Montefiore Medical Center from Jan. 1, 2007, through December 2007, for whom complete data were available. The patients, who had a mean age of 67 years and Rutherford Class 4 or 5 disease, underwent initial diagnostic evaluation with conventional arteriography, and the treatment approach was based on the anatomic TransAtlantic InterSociety Consensus II classification and adequate runoff.

A variety of endovascular interventions and open procedures were used. The perioperative mortality rate was 2.7%, and amputation-free survival was 94.6% at 1 year.

Most of the patients had hypertension and diabetes; a large variety of other comorbidities were seen as well.

About two-thirds of the cohort presented with rest pain, and the remainder presented with gangrene or ulceration. The hospitalization costs were higher in those who presented with gangrene and ulceration, Dr. Gargiulo said. Over the past year, more patients have been presenting with gangrene than with rest pain, and this is a concern, he added.

"Interestingly, the only thing that was different is that those with rest pain cost less than the patients with gangrene and ulceration ... gangrene and ulceration increase the length of stay, increase readmission, and of course increase supplies and nursing services, resulting in an overall increase in mean cost," Dr. Gargiulo said.

Possible cost-cutting measures include educational programs, new alliances with podiatry colleagues, prevention, and new trials, he added.

"In conclusion, endovascular and open procedures were equally cost effective in this diverse ethnic population of patients with critical limb ischemia, and patients with gangrene and ulceration have increased health care costs. It appears it’s not the type of procedure which incurs cost, but the clinical presentation," he said.

Dr. Gargiulo had no disclosures.

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Clinical Presentation May Determine Costs in Critical Limb Ischemia
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Clinical Presentation May Determine Costs in Critical Limb Ischemia
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critical limb ischemia, gangrene, ulceration, endovascular repair
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critical limb ischemia, gangrene, ulceration, endovascular repair
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EXPERT ANALYSIS FROM THE ANNUAL MEETING OF THE SOCIETY FOR CLINICAL VASCULAR SURGERY

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Inside the Article

Vitals

Major Finding: The mean hospitalization costs were $49,802 for an endovascular hospitalization and $45,832 for an open repair hospitalization; these amounts were not significantly different.

Data Source: A retrospective review of costs and outcomes with endovascular vs. open repair in 148 patients with critical limb ischemia.

Disclosures: Dr. Gargiulo had no disclosures.

EVAR Remains Procedure of Choice Despite Late Mortality Concerns

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EVAR Remains Procedure of Choice Despite Late Mortality Concerns

LAKE BUENA VISTA, FLA. – Endovascular aortic aneurysm repair was associated with improved early all-cause and early abdominal aortic aneurysm–related mortality, compared with open aortic aneurysm repair in a pooled analysis of data from three large randomized trials.

However, EVAR was also associated with a significant increase in late AAA–related mortality.

The overall mortality rate was similar at 28.1% in 1,243 EVAR patients, and 29.6% in 1,241 open repair patients included in the meta-analysis, as was the overall AAA-related mortality (3.5% vs. 4.9%; odds ratio 0.73), Dr. Caron B. Rockman reported at the annual meeting of the Society for Clinical Vascular Surgery.

    Dr. Caron Rockman

However, EVAR was associated with about a 70% reduction in both early all-cause mortality (OR 0.27) and early AAA-related mortality (OR 0.36), said Dr. Rockman of New York University Medical Center.

No significant differences were seen between the groups in regard to late all-cause mortality (OR 0.93), but the findings regarding late AAA-related mortality favored open repair; mortality was 2.2% in the EVAR patients, compared with 0.9% in the open repair patients (OR 2.25).

The trials included in the meta-analysis were the Dutch Randomized Endovascular Aneurysm Management (DREAM) trial, the Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, and the EVAR-1 trial. All three compared various outcomes with EVAR and open repair.

Prior to these trials, EVAR was generally considered the preferred approach for treating AAAs because of its less invasive nature, improved perioperative outcomes (including morbidity, mortality, transfusion requirements, and hospital length of stay), and improved recovery time, but long-term durability remained a matter of controversy, Dr. Rockman explained.

Although the findings of these trials did provide important additional data for the clinician, they also served to continue the debate regarding late outcomes of EVAR, particularly with regard to the issue of higher incidence of late AAA-related mortality, she said.

This meta-analysis of the trials shows that EVAR is clearly better with regard to early all-cause and aneurysm-related mortality, and that the two strategies appear to be equal with regard to late and overall all-cause mortality, cardiovascular mortality, and overall aneurysm-related mortality, while open repair is better in regard to graft-related complications, the need for secondary interventions, and late aneurysm-related mortality, she said.

Two of the trials specifically looked at graft-related complications, and both showed significant benefit with open repair. The pooled data also showed a significant benefit with open repair (OR 6.1), she explained.

In terms of secondary interventions, each of the three trials showed an increase in the EVAR patients, which reached statistical significance in two of the three. In the pooled analysis, EVAR was associated with a twofold increase in the risk of a secondary procedure, Dr. Rockman noted.

As for late mortality, however, she said: "I think we have to remember that the goal of EVAR is to prevent aneurysm rupture–related death – not to provide immortality; late mortality will always equalize in the end," she said.

That is, the longer the follow-up, the more one would expect all-cause mortality to equalize.

"In EVAR-1, when you look at aneurysm mortality, it was essentially equal in both groups, in fairness," she said.

The findings raise some questions, however, and underscore the inherent limitations of any meta-analysis.

For example, the trials used varying definitions of early and late complications, device failures, and secondary interventions, and it is unclear whether the trials represent contemporary devices and practices. They began enrolling patients as early 1999, and it is arguable that things have changed since then, she noted.

Also, there are questions about when secondary interventions are required.

"It’s very easy to say that EVAR has more secondary interventions, but a lot of these interventions, for example, are being done for type 2 endoleaks, and some of us might believe that these interventions are not, in fact, necessary," she said.

"And finally, with regard to secondary interventions, is a hernia repair equivalent to an intervention for a type 1 endoleak? I don’t have a perfect answer for that," she added.

Thus, based on the available evidence, she concluded that "although the success of EVAR in reducing late AAA-related mortality might be suboptimal, the importance of decreased early mortality cannot be minimized, particularly from the patient’s perspective ...EVAR remains the procedure of choice in anatomically suitable aneurysm patients."

Future research should focus on improvements in design and techniques that will decrease device-related complications, reduce the need for secondary interventions, and improve long-term success with EVAR, she added.

Dr. Rockman had no disclosures.

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LAKE BUENA VISTA, FLA. – Endovascular aortic aneurysm repair was associated with improved early all-cause and early abdominal aortic aneurysm–related mortality, compared with open aortic aneurysm repair in a pooled analysis of data from three large randomized trials.

However, EVAR was also associated with a significant increase in late AAA–related mortality.

The overall mortality rate was similar at 28.1% in 1,243 EVAR patients, and 29.6% in 1,241 open repair patients included in the meta-analysis, as was the overall AAA-related mortality (3.5% vs. 4.9%; odds ratio 0.73), Dr. Caron B. Rockman reported at the annual meeting of the Society for Clinical Vascular Surgery.

    Dr. Caron Rockman

However, EVAR was associated with about a 70% reduction in both early all-cause mortality (OR 0.27) and early AAA-related mortality (OR 0.36), said Dr. Rockman of New York University Medical Center.

No significant differences were seen between the groups in regard to late all-cause mortality (OR 0.93), but the findings regarding late AAA-related mortality favored open repair; mortality was 2.2% in the EVAR patients, compared with 0.9% in the open repair patients (OR 2.25).

The trials included in the meta-analysis were the Dutch Randomized Endovascular Aneurysm Management (DREAM) trial, the Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, and the EVAR-1 trial. All three compared various outcomes with EVAR and open repair.

Prior to these trials, EVAR was generally considered the preferred approach for treating AAAs because of its less invasive nature, improved perioperative outcomes (including morbidity, mortality, transfusion requirements, and hospital length of stay), and improved recovery time, but long-term durability remained a matter of controversy, Dr. Rockman explained.

Although the findings of these trials did provide important additional data for the clinician, they also served to continue the debate regarding late outcomes of EVAR, particularly with regard to the issue of higher incidence of late AAA-related mortality, she said.

This meta-analysis of the trials shows that EVAR is clearly better with regard to early all-cause and aneurysm-related mortality, and that the two strategies appear to be equal with regard to late and overall all-cause mortality, cardiovascular mortality, and overall aneurysm-related mortality, while open repair is better in regard to graft-related complications, the need for secondary interventions, and late aneurysm-related mortality, she said.

Two of the trials specifically looked at graft-related complications, and both showed significant benefit with open repair. The pooled data also showed a significant benefit with open repair (OR 6.1), she explained.

In terms of secondary interventions, each of the three trials showed an increase in the EVAR patients, which reached statistical significance in two of the three. In the pooled analysis, EVAR was associated with a twofold increase in the risk of a secondary procedure, Dr. Rockman noted.

As for late mortality, however, she said: "I think we have to remember that the goal of EVAR is to prevent aneurysm rupture–related death – not to provide immortality; late mortality will always equalize in the end," she said.

That is, the longer the follow-up, the more one would expect all-cause mortality to equalize.

"In EVAR-1, when you look at aneurysm mortality, it was essentially equal in both groups, in fairness," she said.

The findings raise some questions, however, and underscore the inherent limitations of any meta-analysis.

For example, the trials used varying definitions of early and late complications, device failures, and secondary interventions, and it is unclear whether the trials represent contemporary devices and practices. They began enrolling patients as early 1999, and it is arguable that things have changed since then, she noted.

Also, there are questions about when secondary interventions are required.

"It’s very easy to say that EVAR has more secondary interventions, but a lot of these interventions, for example, are being done for type 2 endoleaks, and some of us might believe that these interventions are not, in fact, necessary," she said.

"And finally, with regard to secondary interventions, is a hernia repair equivalent to an intervention for a type 1 endoleak? I don’t have a perfect answer for that," she added.

Thus, based on the available evidence, she concluded that "although the success of EVAR in reducing late AAA-related mortality might be suboptimal, the importance of decreased early mortality cannot be minimized, particularly from the patient’s perspective ...EVAR remains the procedure of choice in anatomically suitable aneurysm patients."

Future research should focus on improvements in design and techniques that will decrease device-related complications, reduce the need for secondary interventions, and improve long-term success with EVAR, she added.

Dr. Rockman had no disclosures.

LAKE BUENA VISTA, FLA. – Endovascular aortic aneurysm repair was associated with improved early all-cause and early abdominal aortic aneurysm–related mortality, compared with open aortic aneurysm repair in a pooled analysis of data from three large randomized trials.

However, EVAR was also associated with a significant increase in late AAA–related mortality.

The overall mortality rate was similar at 28.1% in 1,243 EVAR patients, and 29.6% in 1,241 open repair patients included in the meta-analysis, as was the overall AAA-related mortality (3.5% vs. 4.9%; odds ratio 0.73), Dr. Caron B. Rockman reported at the annual meeting of the Society for Clinical Vascular Surgery.

    Dr. Caron Rockman

However, EVAR was associated with about a 70% reduction in both early all-cause mortality (OR 0.27) and early AAA-related mortality (OR 0.36), said Dr. Rockman of New York University Medical Center.

No significant differences were seen between the groups in regard to late all-cause mortality (OR 0.93), but the findings regarding late AAA-related mortality favored open repair; mortality was 2.2% in the EVAR patients, compared with 0.9% in the open repair patients (OR 2.25).

The trials included in the meta-analysis were the Dutch Randomized Endovascular Aneurysm Management (DREAM) trial, the Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, and the EVAR-1 trial. All three compared various outcomes with EVAR and open repair.

Prior to these trials, EVAR was generally considered the preferred approach for treating AAAs because of its less invasive nature, improved perioperative outcomes (including morbidity, mortality, transfusion requirements, and hospital length of stay), and improved recovery time, but long-term durability remained a matter of controversy, Dr. Rockman explained.

Although the findings of these trials did provide important additional data for the clinician, they also served to continue the debate regarding late outcomes of EVAR, particularly with regard to the issue of higher incidence of late AAA-related mortality, she said.

This meta-analysis of the trials shows that EVAR is clearly better with regard to early all-cause and aneurysm-related mortality, and that the two strategies appear to be equal with regard to late and overall all-cause mortality, cardiovascular mortality, and overall aneurysm-related mortality, while open repair is better in regard to graft-related complications, the need for secondary interventions, and late aneurysm-related mortality, she said.

Two of the trials specifically looked at graft-related complications, and both showed significant benefit with open repair. The pooled data also showed a significant benefit with open repair (OR 6.1), she explained.

In terms of secondary interventions, each of the three trials showed an increase in the EVAR patients, which reached statistical significance in two of the three. In the pooled analysis, EVAR was associated with a twofold increase in the risk of a secondary procedure, Dr. Rockman noted.

As for late mortality, however, she said: "I think we have to remember that the goal of EVAR is to prevent aneurysm rupture–related death – not to provide immortality; late mortality will always equalize in the end," she said.

That is, the longer the follow-up, the more one would expect all-cause mortality to equalize.

"In EVAR-1, when you look at aneurysm mortality, it was essentially equal in both groups, in fairness," she said.

The findings raise some questions, however, and underscore the inherent limitations of any meta-analysis.

For example, the trials used varying definitions of early and late complications, device failures, and secondary interventions, and it is unclear whether the trials represent contemporary devices and practices. They began enrolling patients as early 1999, and it is arguable that things have changed since then, she noted.

Also, there are questions about when secondary interventions are required.

"It’s very easy to say that EVAR has more secondary interventions, but a lot of these interventions, for example, are being done for type 2 endoleaks, and some of us might believe that these interventions are not, in fact, necessary," she said.

"And finally, with regard to secondary interventions, is a hernia repair equivalent to an intervention for a type 1 endoleak? I don’t have a perfect answer for that," she added.

Thus, based on the available evidence, she concluded that "although the success of EVAR in reducing late AAA-related mortality might be suboptimal, the importance of decreased early mortality cannot be minimized, particularly from the patient’s perspective ...EVAR remains the procedure of choice in anatomically suitable aneurysm patients."

Future research should focus on improvements in design and techniques that will decrease device-related complications, reduce the need for secondary interventions, and improve long-term success with EVAR, she added.

Dr. Rockman had no disclosures.

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Endovascular aortic aneurysm repair, mortality, open aortic aneurysm repair, EVAR, Dr. Caron B. Rockman, Society for Clinical Vascular Surgery, Dutch Randomized Endovascular Aneurysm Management trial, DREAM, Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, EVAR-1
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Endovascular aortic aneurysm repair, mortality, open aortic aneurysm repair, EVAR, Dr. Caron B. Rockman, Society for Clinical Vascular Surgery, Dutch Randomized Endovascular Aneurysm Management trial, DREAM, Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, EVAR-1
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FROM THE ANNUAL MEETING OF THE SOCIETY FOR CLINICAL VASCULAR SURGERY

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Major Finding: EVAR was associated with about a 70% reduction in both early all-cause mortality (odds ratio 0.27) and early AAA-related mortality (OR 0.36). No significant differences were seen between the groups in regard to late all-cause mortality (OR 0.93), but the findings regarding late AAA-related mortality favored open repair; mortality was 2.2% in the EVAR patients, compared with 0.9% in the open repair patients (OR 2.25).

Data Source: A meta-analysis of three randomized controlled trials.

Disclosures: Dr. Rockman had no disclosures.

EVAR Remains Procedure of Choice Despite Late Mortality Concerns

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EVAR Remains Procedure of Choice Despite Late Mortality Concerns

LAKE BUENA VISTA, FLA. – Endovascular aortic aneurysm repair was associated with improved early all-cause and early abdominal aortic aneurysm–related mortality, compared with open aortic aneurysm repair in a pooled analysis of data from three large randomized trials.

However, EVAR was also associated with a significant increase in late AAA–related mortality.

The overall mortality rate was similar at 28.1% in 1,243 EVAR patients, and 29.6% in 1,241 open repair patients included in the meta-analysis, as was the overall AAA-related mortality (3.5% vs. 4.9%; odds ratio 0.73), Dr. Caron B. Rockman reported at the annual meeting of the Society for Clinical Vascular Surgery.

    Dr. Caron Rockman

However, EVAR was associated with about a 70% reduction in both early all-cause mortality (OR 0.27) and early AAA-related mortality (OR 0.36), said Dr. Rockman of New York University Medical Center.

No significant differences were seen between the groups in regard to late all-cause mortality (OR 0.93), but the findings regarding late AAA-related mortality favored open repair; mortality was 2.2% in the EVAR patients, compared with 0.9% in the open repair patients (OR 2.25).

The trials included in the meta-analysis were the Dutch Randomized Endovascular Aneurysm Management (DREAM) trial, the Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, and the EVAR-1 trial. All three compared various outcomes with EVAR and open repair.

Prior to these trials, EVAR was generally considered the preferred approach for treating AAAs because of its less invasive nature, improved perioperative outcomes (including morbidity, mortality, transfusion requirements, and hospital length of stay), and improved recovery time, but long-term durability remained a matter of controversy, Dr. Rockman explained.

Although the findings of these trials did provide important additional data for the clinician, they also served to continue the debate regarding late outcomes of EVAR, particularly with regard to the issue of higher incidence of late AAA-related mortality, she said.

This meta-analysis of the trials shows that EVAR is clearly better with regard to early all-cause and aneurysm-related mortality, and that the two strategies appear to be equal with regard to late and overall all-cause mortality, cardiovascular mortality, and overall aneurysm-related mortality, while open repair is better in regard to graft-related complications, the need for secondary interventions, and late aneurysm-related mortality, she said.

Two of the trials specifically looked at graft-related complications, and both showed significant benefit with open repair. The pooled data also showed a significant benefit with open repair (OR 6.1), she explained.

In terms of secondary interventions, each of the three trials showed an increase in the EVAR patients, which reached statistical significance in two of the three. In the pooled analysis, EVAR was associated with a twofold increase in the risk of a secondary procedure, Dr. Rockman noted.

As for late mortality, however, she said: "I think we have to remember that the goal of EVAR is to prevent aneurysm rupture–related death – not to provide immortality; late mortality will always equalize in the end," she said.

That is, the longer the follow-up, the more one would expect all-cause mortality to equalize.

"In EVAR-1, when you look at aneurysm mortality, it was essentially equal in both groups, in fairness," she said.

The findings raise some questions, however, and underscore the inherent limitations of any meta-analysis.

For example, the trials used varying definitions of early and late complications, device failures, and secondary interventions, and it is unclear whether the trials represent contemporary devices and practices. They began enrolling patients as early 1999, and it is arguable that things have changed since then, she noted.

Also, there are questions about when secondary interventions are required.

"It’s very easy to say that EVAR has more secondary interventions, but a lot of these interventions, for example, are being done for type 2 endoleaks, and some of us might believe that these interventions are not, in fact, necessary," she said.

"And finally, with regard to secondary interventions, is a hernia repair equivalent to an intervention for a type 1 endoleak? I don’t have a perfect answer for that," she added.

Thus, based on the available evidence, she concluded that "although the success of EVAR in reducing late AAA-related mortality might be suboptimal, the importance of decreased early mortality cannot be minimized, particularly from the patient’s perspective ...EVAR remains the procedure of choice in anatomically suitable aneurysm patients."

Future research should focus on improvements in design and techniques that will decrease device-related complications, reduce the need for secondary interventions, and improve long-term success with EVAR, she added.

Dr. Rockman had no disclosures.

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LAKE BUENA VISTA, FLA. – Endovascular aortic aneurysm repair was associated with improved early all-cause and early abdominal aortic aneurysm–related mortality, compared with open aortic aneurysm repair in a pooled analysis of data from three large randomized trials.

However, EVAR was also associated with a significant increase in late AAA–related mortality.

The overall mortality rate was similar at 28.1% in 1,243 EVAR patients, and 29.6% in 1,241 open repair patients included in the meta-analysis, as was the overall AAA-related mortality (3.5% vs. 4.9%; odds ratio 0.73), Dr. Caron B. Rockman reported at the annual meeting of the Society for Clinical Vascular Surgery.

    Dr. Caron Rockman

However, EVAR was associated with about a 70% reduction in both early all-cause mortality (OR 0.27) and early AAA-related mortality (OR 0.36), said Dr. Rockman of New York University Medical Center.

No significant differences were seen between the groups in regard to late all-cause mortality (OR 0.93), but the findings regarding late AAA-related mortality favored open repair; mortality was 2.2% in the EVAR patients, compared with 0.9% in the open repair patients (OR 2.25).

The trials included in the meta-analysis were the Dutch Randomized Endovascular Aneurysm Management (DREAM) trial, the Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, and the EVAR-1 trial. All three compared various outcomes with EVAR and open repair.

Prior to these trials, EVAR was generally considered the preferred approach for treating AAAs because of its less invasive nature, improved perioperative outcomes (including morbidity, mortality, transfusion requirements, and hospital length of stay), and improved recovery time, but long-term durability remained a matter of controversy, Dr. Rockman explained.

Although the findings of these trials did provide important additional data for the clinician, they also served to continue the debate regarding late outcomes of EVAR, particularly with regard to the issue of higher incidence of late AAA-related mortality, she said.

This meta-analysis of the trials shows that EVAR is clearly better with regard to early all-cause and aneurysm-related mortality, and that the two strategies appear to be equal with regard to late and overall all-cause mortality, cardiovascular mortality, and overall aneurysm-related mortality, while open repair is better in regard to graft-related complications, the need for secondary interventions, and late aneurysm-related mortality, she said.

Two of the trials specifically looked at graft-related complications, and both showed significant benefit with open repair. The pooled data also showed a significant benefit with open repair (OR 6.1), she explained.

In terms of secondary interventions, each of the three trials showed an increase in the EVAR patients, which reached statistical significance in two of the three. In the pooled analysis, EVAR was associated with a twofold increase in the risk of a secondary procedure, Dr. Rockman noted.

As for late mortality, however, she said: "I think we have to remember that the goal of EVAR is to prevent aneurysm rupture–related death – not to provide immortality; late mortality will always equalize in the end," she said.

That is, the longer the follow-up, the more one would expect all-cause mortality to equalize.

"In EVAR-1, when you look at aneurysm mortality, it was essentially equal in both groups, in fairness," she said.

The findings raise some questions, however, and underscore the inherent limitations of any meta-analysis.

For example, the trials used varying definitions of early and late complications, device failures, and secondary interventions, and it is unclear whether the trials represent contemporary devices and practices. They began enrolling patients as early 1999, and it is arguable that things have changed since then, she noted.

Also, there are questions about when secondary interventions are required.

"It’s very easy to say that EVAR has more secondary interventions, but a lot of these interventions, for example, are being done for type 2 endoleaks, and some of us might believe that these interventions are not, in fact, necessary," she said.

"And finally, with regard to secondary interventions, is a hernia repair equivalent to an intervention for a type 1 endoleak? I don’t have a perfect answer for that," she added.

Thus, based on the available evidence, she concluded that "although the success of EVAR in reducing late AAA-related mortality might be suboptimal, the importance of decreased early mortality cannot be minimized, particularly from the patient’s perspective ...EVAR remains the procedure of choice in anatomically suitable aneurysm patients."

Future research should focus on improvements in design and techniques that will decrease device-related complications, reduce the need for secondary interventions, and improve long-term success with EVAR, she added.

Dr. Rockman had no disclosures.

LAKE BUENA VISTA, FLA. – Endovascular aortic aneurysm repair was associated with improved early all-cause and early abdominal aortic aneurysm–related mortality, compared with open aortic aneurysm repair in a pooled analysis of data from three large randomized trials.

However, EVAR was also associated with a significant increase in late AAA–related mortality.

The overall mortality rate was similar at 28.1% in 1,243 EVAR patients, and 29.6% in 1,241 open repair patients included in the meta-analysis, as was the overall AAA-related mortality (3.5% vs. 4.9%; odds ratio 0.73), Dr. Caron B. Rockman reported at the annual meeting of the Society for Clinical Vascular Surgery.

    Dr. Caron Rockman

However, EVAR was associated with about a 70% reduction in both early all-cause mortality (OR 0.27) and early AAA-related mortality (OR 0.36), said Dr. Rockman of New York University Medical Center.

No significant differences were seen between the groups in regard to late all-cause mortality (OR 0.93), but the findings regarding late AAA-related mortality favored open repair; mortality was 2.2% in the EVAR patients, compared with 0.9% in the open repair patients (OR 2.25).

The trials included in the meta-analysis were the Dutch Randomized Endovascular Aneurysm Management (DREAM) trial, the Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, and the EVAR-1 trial. All three compared various outcomes with EVAR and open repair.

Prior to these trials, EVAR was generally considered the preferred approach for treating AAAs because of its less invasive nature, improved perioperative outcomes (including morbidity, mortality, transfusion requirements, and hospital length of stay), and improved recovery time, but long-term durability remained a matter of controversy, Dr. Rockman explained.

Although the findings of these trials did provide important additional data for the clinician, they also served to continue the debate regarding late outcomes of EVAR, particularly with regard to the issue of higher incidence of late AAA-related mortality, she said.

This meta-analysis of the trials shows that EVAR is clearly better with regard to early all-cause and aneurysm-related mortality, and that the two strategies appear to be equal with regard to late and overall all-cause mortality, cardiovascular mortality, and overall aneurysm-related mortality, while open repair is better in regard to graft-related complications, the need for secondary interventions, and late aneurysm-related mortality, she said.

Two of the trials specifically looked at graft-related complications, and both showed significant benefit with open repair. The pooled data also showed a significant benefit with open repair (OR 6.1), she explained.

In terms of secondary interventions, each of the three trials showed an increase in the EVAR patients, which reached statistical significance in two of the three. In the pooled analysis, EVAR was associated with a twofold increase in the risk of a secondary procedure, Dr. Rockman noted.

As for late mortality, however, she said: "I think we have to remember that the goal of EVAR is to prevent aneurysm rupture–related death – not to provide immortality; late mortality will always equalize in the end," she said.

That is, the longer the follow-up, the more one would expect all-cause mortality to equalize.

"In EVAR-1, when you look at aneurysm mortality, it was essentially equal in both groups, in fairness," she said.

The findings raise some questions, however, and underscore the inherent limitations of any meta-analysis.

For example, the trials used varying definitions of early and late complications, device failures, and secondary interventions, and it is unclear whether the trials represent contemporary devices and practices. They began enrolling patients as early 1999, and it is arguable that things have changed since then, she noted.

Also, there are questions about when secondary interventions are required.

"It’s very easy to say that EVAR has more secondary interventions, but a lot of these interventions, for example, are being done for type 2 endoleaks, and some of us might believe that these interventions are not, in fact, necessary," she said.

"And finally, with regard to secondary interventions, is a hernia repair equivalent to an intervention for a type 1 endoleak? I don’t have a perfect answer for that," she added.

Thus, based on the available evidence, she concluded that "although the success of EVAR in reducing late AAA-related mortality might be suboptimal, the importance of decreased early mortality cannot be minimized, particularly from the patient’s perspective ...EVAR remains the procedure of choice in anatomically suitable aneurysm patients."

Future research should focus on improvements in design and techniques that will decrease device-related complications, reduce the need for secondary interventions, and improve long-term success with EVAR, she added.

Dr. Rockman had no disclosures.

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Endovascular aortic aneurysm repair, mortality, open aortic aneurysm repair, EVAR, Dr. Caron B. Rockman, Society for Clinical Vascular Surgery, Dutch Randomized Endovascular Aneurysm Management trial, DREAM, Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, EVAR-1
Legacy Keywords
Endovascular aortic aneurysm repair, mortality, open aortic aneurysm repair, EVAR, Dr. Caron B. Rockman, Society for Clinical Vascular Surgery, Dutch Randomized Endovascular Aneurysm Management trial, DREAM, Standard Open Surgery vs. Open Endovascular Repair of AAA (OVER) trial, EVAR-1
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FROM THE ANNUAL MEETING OF THE SOCIETY FOR CLINICAL VASCULAR SURGERY

PURLs Copyright

Inside the Article

Vitals

Major Finding: EVAR was associated with about a 70% reduction in both early all-cause mortality (odds ratio 0.27) and early AAA-related mortality (OR 0.36). No significant differences were seen between the groups in regard to late all-cause mortality (OR 0.93), but the findings regarding late AAA-related mortality favored open repair; mortality was 2.2% in the EVAR patients, compared with 0.9% in the open repair patients (OR 2.25).

Data Source: A meta-analysis of three randomized controlled trials.

Disclosures: Dr. Rockman had no disclosures.