BMI and Cause-Specific Mortality
Prospective Studies Collaboration Lancet 2009;373:1083-1096
Ideal is perhaps 21-27.5 kg/m
2
Healthy norm
22.5-25.0
Smoking related illness
Respiratory ++
Micronutrient deficiencies
0 to -5 years
<22.5
0 to -2 years
25-30
-2 to -4 years
30-35
Overall mortality +30%
Vascular +40%
Diabetic +120%
Renal + 60%
Hepatic +80%
Cancer +10% or more
Respiratory +20% or ? protection
-5 to -10 years
35-45
Change in Disease Risk
Survival Effect
BMI kg/m
2