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Age-standardized mortality rate per 100,000 person-years (standardized to the age distribution of the cohort in men and women) according to the combination of body mass index (weight (kg)/height (m)2) and moderate and vigorous physical activity, National Institutes of Health-AARP Diet and Health Study, 1996–2006. Body mass index categories: 
, 18.5–<25 (normal-weight); 
, 25–<30 (overweight); 
, 30–<35 (obese); 
, ≥35 (morbidly obese).
