Urban–rural differences in incidence rates of psychiatric disorders in Denmark

People born in densely populated areas have a higher risk of developing schizophrenia, bipolar disorder and autism.The purpose of this study was to investigate whether urban-rural differences in place of birth influence a broad range of mental disorders.Population-based cohort study of everyone born in Denmark between 1955 and 2006 (n = 2 894 640). Main outcome measures were incidence rate ratios for five levels of urbanisation and summary...