Résumé :
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[BDSP. Notice produite par INIST-CNRS 8tGR0xrm. Diffusion soumise à autorisation]. The effect of change in reproductive hormones and menopause on incident obesity (body mass index>=30 kg/m2) and severe obesity (body mass index>=35 kg/m2) was evaluated over 9 years in 3,260 US women recruited in the multiethnic Study of Women's Health Across the Nation in 1996-1997. After 9 years, cumulative incidences of obesity and severe obesity reached 21.8% and 12.3%, respectively. In multivariate analysis, hormone changes, chronic health conditions, lower physical activity, race/ethnicity, and age were significantly associated with incident obesity and/or severe obesity. The odds of incident severe obesity increased with surgical menopause (odds ratio (OR)=5.07,95% confidence interval (CI) : 2.29,11.20 ; P
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