Article Text
Statistics from Altmetric.com
Question
What is the association between body mass index (BMI) and mortality in adults?
Review scope
Included studies provided data on BMI and death. Analyses excluded people with BMI <15 kg/m2 or ⩾50 kg/m2 or history of heart disease or stroke. Outcomes were overall mortality and cause-specific mortality (>50 specific causes of death).
Review methods
{Medline, EMBASE/Excerpta Medica, and conference abstracts were searched and investigators were contacted}* for prospective studies. 57 studies (n = 894 576, mean age 46 y, 61% men) met the selection criteria.
Main results
BMI ranging from 22.5 to 25 kg/m2 was associated with lowest overall mortality. In people with BMIs of 25–50 kg/m2, each 5 kg/m2 higher BMI was associated with 30% higher overall …
Footnotes
-
Source of funding: UK Medical Research Council; British Heart Foundation; Cancer Research UK; European Union BIOMED; National Institute on Aging; Clinical Trial Service Unit.