Fig. 3From: Body mass index and lung cancer risk in never smokers: a meta-analysisAssociation between BMI and lung cancer risk per 5 kg/m2 increase. Box sizes reflect the weights of studies included in the meta-analysis, horizontal lines are the 95% CIs, and the summary RR is represented by the diamond. BMI: body mass index, RR: relative risk, CI: confidence intervalBack to article page