Table 1 Recommendations for total weight gain during pregnancy, by pregnancy body mass index, according to the guidelines of the Institute of Medicine and National Research Council (2009)
Pre-pregnancy weight category | Body mass index (kg/m2) | Recommended range of total weight (kg) |
|---|---|---|
Underweight | < 18.5 | 12.5–18.0 |
Normal weight | 18.5–24.9 | 11.5–16.0 |
Overweight | 25.0–29.9 | 7.0–11.5 |
Obese | ≥ 30 | 5.0–9.0 |