30 Prenatal & Postnatal Environmental Risk Factors Linked To Children’s Later Development Of Psychosis

More than 30 prenatal and postnatal environmental risk factors are related later development of psychosis in children, according to an analysis of 152 studies of 98 risk or protective factors. For this research, psychosis was defined as a diagnosis with non-affective psychoses or schizophrenia-spectrum disorders, or affective psychoses. The risk factors span four categories: family risk, pregnancy, labor and delivery trauma, and fetal growth and development. Three protective factors were related to lower risk of the child developing psychosis: mother under age 30, first-born child, and birthweight of more than 7.7 pounds.

The significant risk factors . . .