title: The epidemiology of schizophrenia.
abstract: Epidemiology studies the factors affecting the frequency and distribution of diseases in populations. Surveys of the rates of schizophrenia, by studying the distribution of the disorder in populations, assist in the planning of services and provide clues about the aetiology. This article reviews the rates of schizophrenia in various countries, and the factors affecting its distribution.
mesh_terms: D000328:Adult; D003710:Demography; D004641:Emigration and Immigration; D005260:Female; D005298:Fertility; D006801:Humans; D008297:Male; D008875:Middle Aged; D009017:Morbidity; D011336:Probability; D012559:Schizophrenia / Q000453:epidemiology* / Q000209:etiology; D012923:Social Class; D013548:Sweden; D006113:United Kingdom; D014481:United States