Association of body mass index trajectories with incidence of stroke among elderly Chinese adults: a 10-year cohort study (opens in new tab)

BackgroundLimited data exists on relationship between body mass index (BMI) trajectory and stroke risk among elderly Chinese individuals. This study aimed to examine the association of BMI trajectory with stroke among people aged 65 years and older in China.Methods150, 813 participants with at least three BMI measurements from 2012 to 2022 were included. Group-based trajectory modeling was used to identify BMI trajectories. Cox proportional hazards regression models were used to examine the a...