Life-course Trajectories of Work Productivity and Multidimensional Health: A Longitudinal Study of Childhood Socioeconomic Conditions in Aging Adults

Background: Maintaining work productivity and good health is essential for healthy aging; however, their long-term co-developmental patterns remain insufficiently understood. This study aimed to identify the joint longitudinal trajectories of work productivity and multidimensional health among middle-aged and older adults and to examine their associations with childhood socioeconomic status.Methods: A group-based dual trajectory model was employed to identify joint trajectories of work productiv