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Bjarehed, Jonas; Wangby-Lundh, Margit; Lundh, Lars-Gunnar – Journal of Research on Adolescence, 2012
Patterns of nonsuicidal self-injury (NSSI) and their association with other psychological difficulties were studied in a community sample of young Swedish adolescents, by a two-wave longitudinal design with a 1-year interval. Hierarchical cluster analysis at T1 identified eight NSSI subgroups in each gender, of which five were clearly replicated…
Descriptors: Self Destructive Behavior, Injuries, Adolescents, Emotional Disturbances
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Patton, George C.; Hemphill, Sheryl A.; Beyers, Jennifer M.; Bond, Lyndal; Toumbourou, John W.; McMorris, Barbara J.; Catalano, Richard F. – Journal of the American Academy of Child & Adolescent Psychiatry, 2007
Objective: To ascertain the association between pubertal stage and deliberate self-harm. Method: Cross-sectional survey of 12- to 15-year-olds in 300 secondary schools in the U.S. state of Washington in February-April 2002 and the Australian state of Victoria in June-August 2002. A total of 3,332 students in grades 7 and 9 provided complete data…
Descriptors: Gender Differences, Sexuality, Brain, Correlation