Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Optimal ranges of gestational weight gain in the first trimester (GWG-F) for the avoidance of gestational diabetes mellitus in the study sample of pregnant women (n 1910) from Southwest China, 2017
| Pre-pregnancy BMI (kg/m2) | Optimal GWG-F (kg) | IOM recommendations for the first trimester (kg) |
|---|---|---|
| Underweight (<18·5 kg/m2) | 0·8–1·2 | |
| Normal (18·5–23·9 kg/m2) | 0·8–1·2 | 0·5–2 |
| Overweight/obese (≥24·0 kg/m2) | 0·35–0·7 |
IOM, Institute of Medicine.
