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Increasing obesity rates and disability trends.
Roland Sturm1, Jeanne S Ringel, Tatiana Andreyeva
1RAND, Santa Monica, California, USA. sturm@rand.org
Health Affairs (Project Hope)
|March 30, 2004
Summary
Obesity rates are rising, yet disability rates among older Americans have declined. Continued weight gain trends predict a 1% annual increase in disability for those aged 50-69.
Area of Science:
- Gerontology
- Public Health
- Epidemiology
Background:
- Rising obesity rates present a public health challenge.
- Observed declines in disability rates among older adults warrant investigation.
- The interplay between weight gain and functional limitations requires clarification.
Purpose of the Study:
- To estimate the association between obesity and disability in older Americans.
- To project future disability trends based on current obesity trajectories.
- To inform public health strategies for aging populations.
Main Methods:
- Utilized data from the Health and Retirement Study (HRS) for obesity-disability association.
- Incorporated obesity trend data from the Behavioral Risk Factor Surveillance System (BRFSS).
- Employed statistical modeling to forecast disability rate changes.
Main Results:
- Obesity is associated with increased disability risk in older adults.
- Projected disability rates will rise if current obesity trends persist.
- The 50-69 age group is particularly vulnerable to increased disability due to weight gain.
Conclusions:
- Sustained increases in obesity are projected to reverse positive trends in disability decline.
- Interventions to curb obesity are crucial for maintaining functional independence in older populations.
- Future public health efforts should address the impact of obesity on disability among aging Americans.