Association between Prenatal Exposure to Bacterial Infection and Risk of Schizophrenia

Abstract

Recent research suggests that prenatal exposure to nonvi-ral infection may be associated with increased risk of schizophrenia, and we hypothesized an association between maternal bacterial infection during pregnancy and elevated offspring risk of schizophrenia. Data on maternal infec-tions from the Copenhagen Perinatal Cohort were linked with the Danish National Psychiatric Register. Offspring cases of narrowly defined schizophrenia (Internationa