Cumulative Risk Factor Burden and Stillbirth: Insights from Real-World Data

To develop a stillbirth risk index based on cumulative burden of pre-pregnancy and early-pregnancy risk factors, to assist clinicians in planning antenatal care. This population-based cohort study used data from the Medical Birth Registry of Norway and Statistics Norway from 1999 to 2022. All individuals with singleton pregnancies in Norway who gave birth from gestational age ≥ 22 weeks were included, resulting in a study population of 1 350 936 births. Fifteen pre-pregnancy and early-pregnancy characteristics associated with ≥ 25