24-hour time-use behaviors and maternal depressive symptoms during early pregnancy: Compositional data analysis

Background: Previous research suggested that modifiable health factors such as physical activity, sedentary behavior, and sleep (i.e., 24-hour time-use behaviors) were potential intervention targets to improve antenatal depressive symptoms. However, most previous studies examine one behavior at a time, ignoring their co-dependence. The aim of this study was to examine the association between 24-hour time-use behaviors and depressive symptoms during early pregnancy. Methods: We conducted a secondary analysis using baseline data from the Health and Behaviors in Transition (HABIT) trial. Pregnant

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