Year: 2004 Source: Comprehensive Psychiatry, v.45, no.5, (September-October 2004), p.333-339 SIEC No: 20090813

115 French-Canadian male suicide victims were evaluated for DSM-IV psychiatric disorders using proxy-based diagnostic interviews. Subjects were assessed for seasonal differences in the prevalence of DSM-IV psychiatric diagnoses just before their deaths. Diagnoses of major depressive disorder without comorbid cluster B personality disorders, & schizophrenia were differently distributed between seasons. Most subjects with major depressive disorder died in the spring/summer. Depressed suicides with comorbid cluster B personality disorders did not show seasonality, while 83.3% of depressed suicides without comorbid cluster B personality disorders died in the spring/summer. 87.5% of victims with schizophrenia died in the fall/winter. (40 refs.)