Multimorbidity and obesity in older adults from six low- and middle-income countries

Eugenia Romano, Ruimin Ma, Davy Vancampfort, Joseph Firth, Mireia Felez-Nobrega, Josep Maria Haro, Brendon Stubbs, Ai Koyanagi

Research output: Contribution to journalArticlepeer-review

Abstract

Prevalence of multimorbidity (i.e., ≥2 chronic conditions), chronic diseases, and obesity is increasing in low- and middle-income countries (LMICs), posing a potential threat to the health of older adults living in these areas. This study hence investigates the unexplored association between obesity and multimorbidity among older adults from LMICs. Cross-sectional, community-based data from the WHO Study on global Ageing and adult health (SAGE) were analysed. The sample consisted of 20,198 individuals aged ≥60 years [Mean age (SD) = 69.3 (13.1) years; 54.1% female] from China, India, Ghana, Mexico, Russia, South Africa. Twelve chronic conditions were assessed. Multivariable logistic regression was conducted to assess the association between BMI ≥ 30 kg/m2, high waist circumference (WC, cut-points > 102 cm for males and > 88 cm for females) and multimorbidity. After adjusting for potential confounders, overall, BMI ≥ 30 kg/m2 was associated with 1.43 (95%CI = 1.21-1.69) times higher odds for multimorbidity, while this estimate for high WC was 1.50 (95%CI = 1.21-1.86). Significant associations emerged between obesity measures and five out of twelve chronic conditions. Results from this study underline the need to reduce obesity among older adults in areas where its prevalence is increasing, as it is associated with increased odds for multimorbidity. Future longitudinal research in this setting is required to assess the impact of obesity reduction on multimorbidity incidence.

Original languageEnglish
Article number106816
JournalPreventive Medicine
Volume153
Early online date29 Sept 2021
DOIs
Publication statusPublished - 1 Dec 2021

Keywords

  • Ageing
  • Chronic conditions
  • Comorbidity
  • Elderly
  • Low- and middle-income countries
  • Multimorbidity
  • Obesity

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