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Insomnia and hypnotic use in Campo Grande general population, Brazil

By Souza José Carlos, Magna Luiz Alberto and Reimão Rubens


The insomnia prevalence in general population was determined by means of 408 home interviews of adults, in a representative sample of Campo Grande city, Brazil. The random sample was stratified by sex, age and economic social status. Insomnia subtypes evaluated were the disorders of sleep initiation (DSI), sleep maintenance (DSM) and early awakening (DEA). A structured questionnaire was used with the consent from the interviewed subjects. Statistics used chi-square, and Fisher tests; and inferences based on binomial distribution parameters; the significance level was 5% and confidence interval (CI) was 95%.The general prevalence of insomnia was 19.1% (sd=2.0%), mostly women (p=0.0015), and people of less years of schooling (p=0.0317), subtype DSI (14.2%, p=0.0043), and chronic (p=0.7022). Hypnotic drugs were used by 6.9%(sd=1.3%) in the last month. Use in the last 2 years, 70.3% mostly insomniacs (p<0.0001), women (p=0.0372) and people over 30 years of age (p=0.0536)

Topics: sleep, sleep disorders, insomnia, hypnotic use, general population, Neurosciences. Biological psychiatry. Neuropsychiatry, RC321-571, Internal medicine, RC31-1245, Medicine, R, DOAJ:Neurology, DOAJ:Medicine (General), DOAJ:Health Sciences
Publisher: Academia Brasileira de Neurologia (ABNEURO)
Year: 2002
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