Cohort Study | Association of optimal gestational weight gain ranges with perinatal outcomes across body mass index categories in twin pregnancies.

Association of Optimal Gestational Weight Gain Ranges With Perinatal Outcomes Across Body Mass Index Categories in Twin Pregnancies – JAMA Network Open

Invited Commentary: Establishing Optimal Gestational Weight Gain in Twin Pregnancies With a Prerequisite Rationale—A Tour de Force – JAMA Network Open

Related Meta-analysis: Association of Gestational Weight Gain With Adverse Maternal and Infant Outcomes – JAMA

Commentary on Twitter

This cohort study found a U-shaped association with gestational weight gain (GWG) across prepregnancy BMI with twin pregnancy outcomes, suggesting similar optimal GWG between underweight and normal-weight women; IOM recommendations may need updating. https://t.co/pva70ZoHDi

— JAMA Network Open (@JAMANetworkOpen) July 19, 2022