“…Nine studies reported an association between alcohol or drug use/dependence and suicidal attempts (67,93) and suicide mortality (75,77,81,87,88,96,103). This association was found across a range of populations including general population samples (67,77,87,96), elderly individuals (103), soldiers/veterans (88,93), patients discharged from a psychiatric facility ( 81), and patients with major depressive disorder (75). Five studies (75,81,87,88,93) examined both alcohol and drug use disorders, one study assessed substance abuse (96) and one study measured alcohol use disorders (103).…”