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Survival following a diagnosis of heart failure in primary care

Clare J Taylor1, Ronan Ryan2, Linda Nichols2

  • 1Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, UK.

Family Practice
|February 1, 2017
PubMed

Insights

Survival rates for heart failure patients in UK primary care have not improved over time. This study analyzed survival data from 1998-2012, finding no significant changes in patient outlook.

Area of Science:

  • Cardiology
  • Public Health
  • Epidemiology

Background:

  • Heart failure is a prevalent chronic condition impacting approximately 900,000 individuals in the UK.
  • Patients frequently seek medical attention for heart failure within primary care settings.
  • Prognosis data for heart failure patients recorded in primary care is currently limited.

Purpose of the Study:

  • To ascertain the overall survival rates for patients diagnosed with heart failure in a primary care population.
  • To analyze survival trends from the point of heart failure diagnosis.

Main Methods:

  • Utilized UK primary care records from The Health Improvement Network (THIN) spanning January 1998 to December 2012.
  • Employed survival analysis, including Kaplan-Meier curves, comparing heart failure patients (n=54,313) aged 45+ with matched controls.
  • Calculated age-specific survival rates at 1, 5, and 10 years, and analyzed trends by year of diagnosis and case definition.

Main Results:

  • Overall survival rates for heart failure patients were 81.3% at 1 year, 51.5% at 5 years, and 29.5% at 10 years.
  • These survival rates remained consistent and showed no improvement over the study period.
  • No significant changes in survival were observed across different years of diagnosis or case definitions.

Conclusions:

  • Survival for primary care patients diagnosed with heart failure has not improved over time.
  • Further investigation is required to understand the reasons behind these persistent trends.
  • Developing strategies to enhance patient outcomes and prognosis is essential.
Abstract

Keywords:
Communityheart failureprimary careprognosissurvival

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