Factors associated with postpartum psychiatric admission in a population-based cohort of women with schizophrenia

Objective We aimed to identify factors associated with postpartum psychiatric admission in schizophrenia. Method In a population‐based cohort study of 1433 mothers with schizophrenia in Ontario, Canada (2003–2011), we compared women with and without psychiatric admission in the 1st year postpartum on demographic, maternal medical/obstetrical, infant and psychiatric factors and identified factors independently associated with admission. Results Admitted women (n = 275, 19%) were less likely to be adolescents, more likely to be low income and less likely to have received prenatal ultrasound before 20 weeks gestation compared to non‐admitted women. They also had higher rates of predelivery psychiatric comorbidity and mental health service use. Factors independently associated with postpartum admission were age (