Death was associated with low and high body mass index in women and older men
Question What is the relation between body mass index (BMI) and short term mortality in men and women?
Population based study of 47 cohorts from 9 studies in the Italian Risk Factors and Life Expectancy (RIFLE) Pooling Project.
63 036 participants (age range 20–69 y, 52% men) who were registered on electoral rolls or worked in large companies, had participated in RIFLE project studies, and lived in 13 of the 20 Italian regions.
Assessment of risk factors
Age, height, weight, systolic blood pressure, serum cholesterol concentration, and mean number of cigarettes smoked daily.
Main outcome measure
All cause mortality at 6 years follow up.
At 6 years follow up, death had occurred in 85 of 13 150 younger men (age range 20–44 y), 950 of 19 591 older men (age range 45–69 y), 37 of 13 827 younger women (age range 20–44 y), and 301 of 16 468 older women (age range 45–69 y). Univariate, age adjusted analyses showed that a …