Association between pre-pregnancy BMI and preterm birth in Chinese women: a retrospective study
Abstract
Objective To explore the association between pre-pregnancy BMI (PPBMI) and preterm birth (PTB) across the Chinese population.Methods A total of 72,827 singleton pregnancies were included in this retrospective cohort study. Women were divided into 4 groups according to PPBMI (kg/m2): underweight (
Fields of Study & Subjects
Gestational Diabetes Research and Management
Maternal and Neonatal Healthcare
Birth
Development
and Health
Publication details
- Journal / source
- Annals of Medicine
- Volume
- 58
- Issue
- 1
- Pages
- 2639163–2639163
- Publication date
- 11 March 2026
- Language
- EN