The PHQ-9: A new depression diagnostic and severity measure

Kurt Kroenke, Robert L. Spitzer

Research output: Contribution to journalReview article

2152 Scopus citations

Abstract

The nine-item Patient Health Questionnaire depression scale is a dual-purpose instrument that can establish provisional depressive disorder diagnoses as well as grade depression severity.

Original languageEnglish (US)
Pages (from-to)509-515
Number of pages7
JournalPsychiatric Annals
Volume32
Issue number9
DOIs
StatePublished - 2002

ASJC Scopus subject areas

  • Psychiatry and Mental health

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