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Mean body weight changes from the beginning of pregnancy to 10 months postpartum. Values represent unadjusted means in the intervention and the control groups. Intervention group: n = 46, except for pre-pregnancy weight (n = 45), 17th gestation week (n = 42) and 37th gestation week (n = 44). Control group: n = 37, except for 9th and 33rd gestation week (n = 36).
