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Multimorbidity in heart failure: a community perspective

Alanna M Chamberlain1, Jennifer L St Sauver2, Yariv Gerber3

  • 1Department of Health Sciences Research, Mayo Clinic, Rochester, Minn.

The American Journal of Medicine
|September 16, 2014
PubMed

Insights

Heart failure patients frequently have multiple chronic conditions, with prevalence varying by heart failure type and sex. Understanding these comorbidities is crucial for effective patient management and improved outcomes.

Area of Science:

  • Cardiology
  • Epidemiology
  • Public Health

Background:

  • Comorbidities significantly impact heart failure prognosis, increasing healthcare use and mortality.
  • The epidemiological patterns of comorbidities in heart failure, particularly by heart failure type and sex, require further investigation.

Purpose of the Study:

  • To investigate the prevalence and patterns of multimorbidity in patients with first-ever heart failure.
  • To examine differences in comorbidity occurrence based on heart failure type (preserved vs. reduced ejection fraction) and sex.

Main Methods:

  • Analysis of 16 chronic conditions in 1382 heart failure patients diagnosed between 2000-2010 in Olmsted County, MN.
  • Utilized heat maps to visualize pairwise comorbidity prevalences and observed-to-expected ratios stratified by heart failure type and sex.

Main Results:

  • 86% of heart failure patients had at least two additional chronic conditions; hypertension, hyperlipidemia, and arrhythmias were most common.
  • Men exhibited higher co-occurrence of cardiovascular diseases than women. Patients with preserved ejection fraction had more comorbidities (mean 4.5) than those with reduced ejection fraction (mean 3.7).
  • While overall patterns were similar, significant differences in co-occurrence ratios were observed by heart failure type and sex. Psychological and neurological conditions also showed higher-than-expected co-occurrence.

Conclusions:

  • Multimorbidity is highly prevalent in heart failure patients.
  • Distinct patterns of comorbidity co-occurrence exist between heart failure types and sexes.
  • Further research is needed to understand the clinical implications of these complex comorbidity profiles in heart failure management.
Abstract

Keywords:
ComorbidityHeart failureMultimorbidity

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