Fig. 2From: Body mass index increases the lymph node metastasis risk of breast cancer: a dose-response meta-analysis with 52904 subjects from 20 cohort studiesForest plot of body mass index (BMI) and relative risk of lymph node metastasis for breast cancer (The highest versus lowest BMI categories are being compared, the summary relative risk was 1.10 (1.06–1.15), which showed a positive association between BMI and the risk of lymph node metastasis for breast cancer)Back to article page