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Socioeconomic deprivation and mode-specific outcomes in patients with chronic heart failure

Klaus K Witte1, Peysh A Patel1, Andrew M N Walker1

  • 1Multidisciplinary Cardiovascular Research Centre, The University of Leeds, Leeds, UK.

Heart (British Cardiac Society)
|February 2, 2018
PubMed

Insights

Socioeconomic deprivation in chronic heart failure patients increases mortality and hospitalisation risks, primarily from non-cardiovascular causes. This highlights disparities in healthcare outcomes for deprived populations.

Area of Science:

  • Cardiology and Public Health
  • Socioeconomic Determinants of Health

Background:

  • Chronic heart failure (CHF) affects millions globally, with outcomes influenced by various factors.
  • Socioeconomic status is increasingly recognized as a critical determinant of health, yet its specific impact on CHF patients requires further elucidation.

Purpose of the Study:

  • To investigate the association between socioeconomic deprivation and adverse health outcomes in patients diagnosed with chronic heart failure (CHF).
  • To quantify the relationship between deprivation levels and mortality, hospitalisation rates, and duration of hospital stays in a CHF cohort.

Main Methods:

  • A prospective observational study involving 1802 CHF patients (left ventricular ejection fraction ≤45%) across four UK hospitals (2006-2014).
  • Socioeconomic deprivation was measured using the UK Index of Multiple Deprivation (IMD).
  • Associations were assessed with mode-specific mortality, hospitalisation, and cumulative hospitalisation duration over a 1-year follow-up period.

Main Results:

  • A significant gradient in IMD scores was observed between the least and most deprived patient groups.
  • Higher IMD scores correlated with increased all-cause mortality (6% per 10-unit increase) and non-cardiovascular mortality (9% per 10-unit increase), but not cardiovascular mortality.
  • Deprivation was associated with higher all-cause hospitalisation rates and a 4% increase in cumulative hospitalisation duration per 10-unit IMD score increase.

Conclusions:

  • Socioeconomic deprivation is a significant factor associated with adverse outcomes in chronic heart failure patients.
  • The increased mortality and hospitalisation risk in deprived CHF patients appear driven by a higher burden of non-cardiovascular conditions.
  • These findings underscore the need to address socioeconomic factors to improve CHF patient care and reduce health inequalities.
Abstract

Keywords:
deprivationheart failurehospitalisationmortalitysocioeconomic

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