The Patient Health Questionnaire - 8 Item

**Semantic type:** Intellectual Product

**Definition:** A standardized self-report questionnaire, derived from the Patient Health Questionnaire-9 items and published in 2002, that includes nine items from the diagnostic criteria for MDD in the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition (DSM-IV) and is used to measure depression severity.

**Synonyms:** - PHQ-8 - PHQ-8 - PHQ05