Pre-pregnancy BMI | BMI (kg/m2) | Total weight gain range (kg) | Rates of weight gain 2nd and 3rd trimester (mean range in kg/week) |
---|---|---|---|
Underweight | < 18.5 | 12.5–18 | 0.51 (0.44–0.58) |
Normal weight | 18.5–24.9 | 11.5–16 | 0.42 (0.35–0.50) |
Overweight | 25.0–29.9 | 7–11.5 | 0.28 (0.23–0.33) |
Obese | ≥ 30.0 | 5–9 | 0.22 (0.17–0.27) |