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Table 1 Institute of Medicine 2009 total pregnancy weight gain guidelines

From: Maternal pre-pregnancy body mass index, gestational weight gain and breastfeeding outcomes: a cross-sectional analysis

Pre-pregnancy BMI Category Recommended Total Weight Gain during pregnancy (kg)
Underweight
<  18.5 kg/m2
12.5–18.0
Normal Weight
18.5–24.9 kg/m2
11.5–16
Overweight
25.0–29.9 kg/m2
7.0–11.5
Obese
≥ 30.0 kg/m2
5.0–9.0
  1. Adapted from Institute of Medicine, 2009 [5]