Benjamin Vyssoki, Nestor D Kapusta, Nicole Praschak-Rieder, Georg Dorffner, Matthaeus Willeit
IMPORTANCE: It has been observed that suicidal behavior is influenced by sunshine and follows a seasonal pattern. However, seasons bring about changes in several other meteorological factors and a seasonal rhythm in social behavior may also contribute to fluctuations in suicide rates. OBJECTIVE: To investigate the effects of sunshine on suicide incidence that are independent of seasonal variation. DESIGN, SETTING, AND PARTICIPANTS: Retrospective analysis of data on all officially confirmed suicides in Austria between January 1, 1970, and May 6, 2010 (n = 69 462)...
November 2014: JAMA Psychiatry