Erkki Väisänen

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BACKGROUND The aim was to give estimates of the incidence of different mental disorders from a Finnish prospective epidemiological follow-up study, the UKKI Study. METHOD The original probability sample consisted of 1000 persons, aged 15-64 years. The baseline survey took place in 1969-71, and follow-up surveys were conducted 5 and 16 years after the(More)
Results from the Finnish UKKI study on longitudinal changes in prevalences of different mental disorder categories in a population cohort (n=723) are presented. The subjects were investigated three times: in the original survey during 1969–71, and in two follow-ups (5 and 16 years after the original survey). The prevalence of all mental disorders was about(More)
BACKGROUND Time patterns of suicide have been attributed not only to social and psychological factors but also to direct geophysical effects. Seasonal variations in day length and temperature seem likely to contribute to the timing of the suicide process. METHODS We analysed all suicides (n=1658) committed in a northern province of Finland during a period(More)
1. Arsonists have more psychiatric symptoms, such as self-destructive behavior and alcohol dependency, than other criminal offenders. 2. Arsonists are found to have poor social competence with low social status and a high unemployment rate. 3. The act of arson could be like an attempted suicide, a cry for help.
The aim of the present study was to test whether the seasonal distribution of suicides differed between atopic and non-atopic suicide victims. A cross-sectional comparison of the semi-annual and seasonal distribution of suicides was made by using a 13-year database of all suicides (1296 males, 289 females) committed during the years 1988-2000 in the(More)
BACKGROUND In the present paper, sex differences in the association between adult depression and childhood experiences were examined. METHODS The study series of the Finnish UKKI Study consisted of a population sample of 501 men and 499 women. Information concerning childhood experiences was gathered retrospectively in a baseline survey carried out in(More)
In this study we evaluated if juvenile arsonists (n = 34) differ from juvenile criminals of violence (n = 33) in regard to suicide and mental problems in forensic psychiatric examination. Both arsonists and violent offenders were mostly male, poorly educated, unskilled and unemployed at the times of committing their crimes; and 79% of the arsonists and 58%(More)
This research evaluated the arson trend in Finland since the 1960s by analyzing the Official Crime Statistics of Finland registered by the police and examined more detailed about arsonists (n = 98), who had been in the forensic psychiatric pretrial examination by using homicide offenders (n = 55) as control subjects. From 1965 to 1991 the percentage of(More)