Baseline characteristics of the study population at birth (N = 119,908).

Exposed: Children born to mothers who experienced the death of a close relative during the time period from 12 months preconception through birth. Unexposed: Children born of mothers who did not experience the death of a close relative during the time period from 12 months preconception through birth Close relative: partner, child, mother’s sibling, or mother’s parents. aChi-square test.