In the United States, the National Institute of Mental Health reports there are 11 nonfatal<unk> s for every<unk>  death. The American Association of<unk> logy reports higher numbers, stating that there are 25<unk> s for every<unk>  completion. The ratio of<unk> s to<unk>  death is about 25:1 in youths, compared to about 4:1 in elderly. A 2008 review found that nonfatal self-injury is more common in women, and a separate study from 2008/2009 found<unk> l thoughts higher among females, as well as significant differences between genders for<unk>  planning and<unk> s.<unk> s are more common among adolescents in developing countries than developed ones. A 12-month prevalence of<unk>  in developing countries between 2003 and 2015 was reported as 17%.
Suicide attempt
Youth suicide
Copycat suicide
Assisted suicide
Suicidal ideation
Drug withdrawal
Suicide crisis
Bullying and suicide