biostudies-literatureMillon EMNCATS NIH HHSNIMH NIH HHSNational Institute of Mental Health48-59https://www.ebi.ac.uk/biostudies/studies/S-EPMC9782727biostudies-literatureUnknown55(1)Non-suicidal self-injury (NSSI) is a serious public health concern that typically onsets during early adolescence. Adolescents (N = 980, ages 12-19 years) admitted for acute, residential psychiatric treatment completed baseline clinical interviews assessing mental disorders and questionnaires measuring demographics, early life adversity, and symptom severity. Prevalence rates of NSSI for lifetime (thoughts: 78%; behaviors: 72%), past year (thoughts: 74%; behaviors: 65%), and past month (thoughts: 68%; behaviors: 51%) were high. Although effect sizes were modest, the presence of a lifetime depressive disorder, sexual abuse, and comorbidity (i.e., three or more current disorders) were significant correlates of experiencing NSSI thoughts and behaviors. Furthermore, lifetime depressive disordeChild psychiatry and human developmentNon-suicidal Self-injurious Thoughts and Behaviors Among Adolescent Inpatients.PMC9782727T32 MH016434U01 MH116923R01 MH126181UL1 TR001863Blumberg HPMillon EMMarsh RPagliaccio DAuerbach RPAlqueza KLStewart JGKamath RAfalseNon-suicidal Self-injurious Thoughts and Behaviors Among Adolescent Inpatients.Non-suicidal self-injury (NSSI) is a serious public health concern that typically onsets during early adolescence. Adolescents (N = 980, ages 12-19 years) admitted for acute, residential psychiatric treatment completed baseline clinical interviews assessing mental disorders and questionnaires measuring demographics, early life adversity, and symptom severity. Prevalence rates of NSSI for lifetime (thoughts: 78%; behaviors: 72%), past year (thoughts: 74%; behaviors: 65%), and past month (thoughts: 68%; behaviors: 51%) were high. Although effect sizes were modest, the presence of a lifetime depressive disorder, sexual abuse, and comorbidity (i.e., three or more current disorders) were significant correlates of experiencing NSSI thoughts and behaviors. Furthermore, lifetime depressive disorde2024-01-01T00:00:00Z2024 Feb2025-04-04T14:43:29.071Z2025-04-04T14:43:29.071ZS-EPMC97827273572738510.1007/s10578-022-01380-1