Figure 1: Forest plot showing risk of type 2 diabetes mellitus in relation to body mass index and bra cup size among 92 106 women involved in the Nurses' Health Study II. *Model B: adjusted for age, age at menarche, parity, cumulative no. of months of lactation, physical activity, smoking status, mean dietary score, multivitamin use, family history of diabetes and body mass index at age 18. CI = confidence interval, ref = reference group.