The Symptom Checklist-90 (SCL-90) is a questionnaire that is widely used to measure subjective psy‑ chopathology. In this study we investigated the psychometric properties of the SCL-90 among adolescent inpatients and community youth matched on age and gender. | Psychometric properties of the Symptom Checklist‑90 in adolescent psychiatric inpatients and age‑ and gender‑matched community youth