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[Association between body mass index and cardiovascular events in male elderly hypertensive patients]

Jinxia Zhang1, Zhihua Gong, Yingqing Feng

  • 1Department of Cardiology, Guangzhou General Hospital of Guangzhou Command, Guangzhou 510010, China.

Zhonghua Xin Xue Guan Bing Za Zhi
|August 14, 2015
PubMed

Insights

Higher body mass index (BMI) in elderly men with hypertension is linked to lower mortality. This 10-year study found overweight and obese hypertensive men had reduced risks of death and cardiovascular events compared to normal weight individuals.

Area of Science:

  • Gerontology
  • Cardiology
  • Public Health

Background:

  • Hypertension is a prevalent condition in elderly populations.
  • The relationship between body mass index (BMI) and health outcomes in elderly hypertensive individuals requires further investigation.

Purpose of the Study:

  • To examine the long-term association between body mass index (BMI) and cardiovascular events in elderly male hypertensive patients.

Main Methods:

  • A prospective study included 839 elderly male hypertensive patients (>65 years).
  • Participants were categorized into normal weight, overweight, and obese groups based on BMI.
  • Follow-up was conducted yearly for 10 years to record all-cause death and cardiovascular events.

Main Results:

  • Overweight and obese hypertensive men (BMI ≥ 24.0 kg/m²) exhibited significantly lower all-cause mortality compared to normal weight individuals (BMI < 24.0 kg/m²).
  • Kaplan-Meier analysis indicated higher all-cause and cardiovascular mortality in the normal weight group.
  • Cox regression revealed reduced risks for all-cause mortality and cardiovascular death in patients with BMI ≥ 24.0 kg/m².

Conclusions:

  • The study observed an 'obesity paradox' in elderly male hypertensive patients.
  • Higher BMI (≥ 24.0 kg/m²) was associated with lower mortality risks over a 10-year follow-up period.
Abstract

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