Prevalence estimates of pathological gambling in Quebec.

Pathological gambling was officially defined and recognized as a psychiatric illness by the American Psychiatric Association in 1980. This survey reports the results of a province-wide study in Quebec based on telephone interviews using standardized assessment instruments with 1,002 subjects. The current prevalence of pathological gambling is 1.2%. The results also show that 88% of the respondents have gambled at least once in their life. The implications of these results for the prevention and treatment of this debilitating disorder are discussed.