Fig. 7From: Dietary and lifestyle factors for primary prevention of nephrolithiasis: a systematic review and meta-analysisForest plot of highest vs lowest category of BMI, physical activity, energy intake and risk of incident nephrolithiasis. BMI, body mass index; NHS, Nurses’ Health Study; HPFS, Health Professional Follow-up Study; SWHS, Shanghai Women’s Health Study; SMHS, Shanghai Men’s Health Study; RR, relative risk; CI, confidence intervalBack to article page