PHQ-9 (Patient Health Questionnaire-9) - MDCalc
The PHQ-9 (Patient Health Questionnaire-9) objectifies and assesses degree of depression severity via questionnaire.
Over the last 2 weeks, how often have you been bothered by any of the following problems? Please circle your answers.
Patient Health Questionnaire-9 (PHQ-9) - Mental Health Screening
Patient Health Questionnaire-9 (PHQ-9) Share The PHQ-9 is a multipurpose instrument for screening, diagnosing, monitoring and measuring the severity of depression.
PHQ-9 - Wikipedia
The nine-item Patient Health Questionnaire (PHQ-9) is a depressive symptom scale and diagnostic tool introduced in 2001 to screen adult patients in primary care settings.
Understanding the PHQ-9 | LifeMD
Jul 25, 2025 · The PHQ-9 (or Patient Health Questionnaire-9) is a widely used self-administered screening tool designed to help identify symptoms of depression. It was developed for use in both …
NIH Common Data Elements (CDE) Repository
The PHQ contains modules on 12 different mental health disorders including mood, anxiety, and some of the sleep disorder modules. This tool assesses the 15 most common physical symptoms in …
Developed by Drs. Robert L. Spitzer, Janet B.W. Williams, Kurt Kroenke and colleagues, with an educational grant from Pfizer Inc. No permission required to reproduce, translate, display or distribute.
PHQ-9 Scoring - Patient Health Questionnaire – Depression
The PHQ-9 is the nine item depression scale from the Patient Health Questionnaire, and is a widely used tool for assisting primary care clinicians in identifying depression as well as monitoring …
The Patient Health Questionnaire (PHQ) is a self-report instrument that measures depression severity. The PHQ-9 is a nine-item measure that incorporates characteristic symptoms of Major Depressive …
Interpretation Issues With the Patient Health Questionnaire ...
Dec 17, 2025 · This survey study assesses whether responses to the Patient Health Questionnaire reflect symptom frequency and severity.