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Heart failure (HF) hospitalizations and readmissions are on the rise in the United States, reversing a multiyear downward trend, a new national cohort study shows.

Overall primary HF hospitalization rates per 1,000 adults declined from 4.4 in 2010 to 4.1 in 2013, and then increased from 4.2 in 2014 to 4.9 in 2017.

Rates of unique patient visits for HF were also on the way down – falling from 3.4 in 2010 to 3.2 in 2013 and 2014 – before climbing to 3.8 in 2017.

Similar trends were observed for rates of postdischarge HF readmissions (from 1.0 in 2010 to 0.9 in 2014 to 1.1 in 2017) and all-cause 30-day readmissions (from 0.8 in 2010 to 0.7 in 2014 to 0.9 in 2017).

“We should be emphasizing the things we know work to reduce heart failure hospitalization, which is, No. 1, prevention,” senior author Boback Ziaeian, MD, PhD, said in an interview.

Comorbidities that can lead to heart failure crept up over the study period, such that by 2017, hypertension was present in 91.4% of patients, diabetes in 48.9%, and lipid disorders in 53.1%, up from 76.5%, 44.9%, and 40.4%, respectively, in 2010. Half of all patients had coronary artery disease at both time points. Renal disease shot up from 45.9% to 60.6% by 2017.

“If we did a better job of controlling our known risk factors, we would really cut down on the incidence of heart failure being developed and then, among those estimated 6.6 million heart failure patients, we need to get them on our cornerstone therapies,” said Dr. Ziaeian, of the Veterans Affairts Greater Los Angeles Healthcare System and the University of California, Los Angeles.

Sodium-glucose cotransporter 2 (SGLT2) inhibitors, which have shown clear efficacy and safety in trials like DAPA-HF and EMPEROR-Reduced, provide a “huge opportunity” to add on to standard therapies, he noted. Competition for VA contracts has brought the price down to about $50 a month for veterans, compared with a cash price of about $500-$600 a month.

Yet in routine practice, only 8% of veterans with HF at his center are on an SGLT2 inhibitor, compared with 80% on ACE inhibitors or beta blockers, observed Dr. Ziaeian. “This medication has been indicated for the last year and a half and we’re only at 8% in a system where we have pretty easy access to medications.”

As reported online Feb. 10 in JAMA Cardiology, notable sex differences were found in hospitalization, with higher rates per 1,000 persons among men.

In contrast, a 2020 report on HF trends in the VA system showed a 2% decrease in unadjusted 30-day readmissions from 2007 to 2017 and a decline in the adjusted 30-day readmission risk.

The present study did not risk-adjust readmission risk and included a population that was 51% male, compared with about 98% male in the VA, the investigators noted.

“The increasing hospitalization rate in our study may represent an actual increase in HF hospitalizations or shifts in administrative coding practices, increased use of HF biomarkers, or lower thresholds for diagnosis of HF with preserved ejection fraction,” they wrote.

The analysis was based on data from the Nationwide Readmission Database, which included 35,197,725 hospitalizations with a primary or secondary diagnosis of HF and 8,273,270 primary HF hospitalizations from January 2010 to December 2017.

A single primary HF admission occurred in 5,092,626 unique patients and 1,269,109 had two or more HF hospitalizations. The mean age was 72.1 years.

The administrative database did not include clinical data, so it wasn’t possible to differentiate between HF with preserved or reduced ejection fraction, the authors noted. Patient race and ethnicity data also were not available.

“Future studies are needed to verify our findings to better develop and improve individualized strategies for HF prevention, management, and surveillance for men and women,” the investigators concluded.

One coauthor reporting receiving personal fees from Abbott, Amgen, AstraZeneca, Bayer, CHF Solutions, Edwards Lifesciences, Janssen Pharmaceuticals, Medtronic, Merck, and Novartis. No other disclosures were reported.

A version of this article first appeared on Medscape.com.

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Heart failure (HF) hospitalizations and readmissions are on the rise in the United States, reversing a multiyear downward trend, a new national cohort study shows.

Overall primary HF hospitalization rates per 1,000 adults declined from 4.4 in 2010 to 4.1 in 2013, and then increased from 4.2 in 2014 to 4.9 in 2017.

Rates of unique patient visits for HF were also on the way down – falling from 3.4 in 2010 to 3.2 in 2013 and 2014 – before climbing to 3.8 in 2017.

Similar trends were observed for rates of postdischarge HF readmissions (from 1.0 in 2010 to 0.9 in 2014 to 1.1 in 2017) and all-cause 30-day readmissions (from 0.8 in 2010 to 0.7 in 2014 to 0.9 in 2017).

“We should be emphasizing the things we know work to reduce heart failure hospitalization, which is, No. 1, prevention,” senior author Boback Ziaeian, MD, PhD, said in an interview.

Comorbidities that can lead to heart failure crept up over the study period, such that by 2017, hypertension was present in 91.4% of patients, diabetes in 48.9%, and lipid disorders in 53.1%, up from 76.5%, 44.9%, and 40.4%, respectively, in 2010. Half of all patients had coronary artery disease at both time points. Renal disease shot up from 45.9% to 60.6% by 2017.

“If we did a better job of controlling our known risk factors, we would really cut down on the incidence of heart failure being developed and then, among those estimated 6.6 million heart failure patients, we need to get them on our cornerstone therapies,” said Dr. Ziaeian, of the Veterans Affairts Greater Los Angeles Healthcare System and the University of California, Los Angeles.

Sodium-glucose cotransporter 2 (SGLT2) inhibitors, which have shown clear efficacy and safety in trials like DAPA-HF and EMPEROR-Reduced, provide a “huge opportunity” to add on to standard therapies, he noted. Competition for VA contracts has brought the price down to about $50 a month for veterans, compared with a cash price of about $500-$600 a month.

Yet in routine practice, only 8% of veterans with HF at his center are on an SGLT2 inhibitor, compared with 80% on ACE inhibitors or beta blockers, observed Dr. Ziaeian. “This medication has been indicated for the last year and a half and we’re only at 8% in a system where we have pretty easy access to medications.”

As reported online Feb. 10 in JAMA Cardiology, notable sex differences were found in hospitalization, with higher rates per 1,000 persons among men.

In contrast, a 2020 report on HF trends in the VA system showed a 2% decrease in unadjusted 30-day readmissions from 2007 to 2017 and a decline in the adjusted 30-day readmission risk.

The present study did not risk-adjust readmission risk and included a population that was 51% male, compared with about 98% male in the VA, the investigators noted.

“The increasing hospitalization rate in our study may represent an actual increase in HF hospitalizations or shifts in administrative coding practices, increased use of HF biomarkers, or lower thresholds for diagnosis of HF with preserved ejection fraction,” they wrote.

The analysis was based on data from the Nationwide Readmission Database, which included 35,197,725 hospitalizations with a primary or secondary diagnosis of HF and 8,273,270 primary HF hospitalizations from January 2010 to December 2017.

A single primary HF admission occurred in 5,092,626 unique patients and 1,269,109 had two or more HF hospitalizations. The mean age was 72.1 years.

The administrative database did not include clinical data, so it wasn’t possible to differentiate between HF with preserved or reduced ejection fraction, the authors noted. Patient race and ethnicity data also were not available.

“Future studies are needed to verify our findings to better develop and improve individualized strategies for HF prevention, management, and surveillance for men and women,” the investigators concluded.

One coauthor reporting receiving personal fees from Abbott, Amgen, AstraZeneca, Bayer, CHF Solutions, Edwards Lifesciences, Janssen Pharmaceuticals, Medtronic, Merck, and Novartis. No other disclosures were reported.

A version of this article first appeared on Medscape.com.

Heart failure (HF) hospitalizations and readmissions are on the rise in the United States, reversing a multiyear downward trend, a new national cohort study shows.

Overall primary HF hospitalization rates per 1,000 adults declined from 4.4 in 2010 to 4.1 in 2013, and then increased from 4.2 in 2014 to 4.9 in 2017.

Rates of unique patient visits for HF were also on the way down – falling from 3.4 in 2010 to 3.2 in 2013 and 2014 – before climbing to 3.8 in 2017.

Similar trends were observed for rates of postdischarge HF readmissions (from 1.0 in 2010 to 0.9 in 2014 to 1.1 in 2017) and all-cause 30-day readmissions (from 0.8 in 2010 to 0.7 in 2014 to 0.9 in 2017).

“We should be emphasizing the things we know work to reduce heart failure hospitalization, which is, No. 1, prevention,” senior author Boback Ziaeian, MD, PhD, said in an interview.

Comorbidities that can lead to heart failure crept up over the study period, such that by 2017, hypertension was present in 91.4% of patients, diabetes in 48.9%, and lipid disorders in 53.1%, up from 76.5%, 44.9%, and 40.4%, respectively, in 2010. Half of all patients had coronary artery disease at both time points. Renal disease shot up from 45.9% to 60.6% by 2017.

“If we did a better job of controlling our known risk factors, we would really cut down on the incidence of heart failure being developed and then, among those estimated 6.6 million heart failure patients, we need to get them on our cornerstone therapies,” said Dr. Ziaeian, of the Veterans Affairts Greater Los Angeles Healthcare System and the University of California, Los Angeles.

Sodium-glucose cotransporter 2 (SGLT2) inhibitors, which have shown clear efficacy and safety in trials like DAPA-HF and EMPEROR-Reduced, provide a “huge opportunity” to add on to standard therapies, he noted. Competition for VA contracts has brought the price down to about $50 a month for veterans, compared with a cash price of about $500-$600 a month.

Yet in routine practice, only 8% of veterans with HF at his center are on an SGLT2 inhibitor, compared with 80% on ACE inhibitors or beta blockers, observed Dr. Ziaeian. “This medication has been indicated for the last year and a half and we’re only at 8% in a system where we have pretty easy access to medications.”

As reported online Feb. 10 in JAMA Cardiology, notable sex differences were found in hospitalization, with higher rates per 1,000 persons among men.

In contrast, a 2020 report on HF trends in the VA system showed a 2% decrease in unadjusted 30-day readmissions from 2007 to 2017 and a decline in the adjusted 30-day readmission risk.

The present study did not risk-adjust readmission risk and included a population that was 51% male, compared with about 98% male in the VA, the investigators noted.

“The increasing hospitalization rate in our study may represent an actual increase in HF hospitalizations or shifts in administrative coding practices, increased use of HF biomarkers, or lower thresholds for diagnosis of HF with preserved ejection fraction,” they wrote.

The analysis was based on data from the Nationwide Readmission Database, which included 35,197,725 hospitalizations with a primary or secondary diagnosis of HF and 8,273,270 primary HF hospitalizations from January 2010 to December 2017.

A single primary HF admission occurred in 5,092,626 unique patients and 1,269,109 had two or more HF hospitalizations. The mean age was 72.1 years.

The administrative database did not include clinical data, so it wasn’t possible to differentiate between HF with preserved or reduced ejection fraction, the authors noted. Patient race and ethnicity data also were not available.

“Future studies are needed to verify our findings to better develop and improve individualized strategies for HF prevention, management, and surveillance for men and women,” the investigators concluded.

One coauthor reporting receiving personal fees from Abbott, Amgen, AstraZeneca, Bayer, CHF Solutions, Edwards Lifesciences, Janssen Pharmaceuticals, Medtronic, Merck, and Novartis. No other disclosures were reported.

A version of this article first appeared on Medscape.com.

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