Clinical Screening
PHQ-9 Depression Screening
A validated nine-question screening tool for depression.
The PHQ-9 (Patient Health Questionnaire-9) is a validated clinical screening tool widely used by healthcare professionals to screen for and measure the severity of depression. It is not a diagnostic tool — a positive screen requires clinical evaluation.
Clinical screening notice: The PHQ-9 is a validated screening instrument, not a diagnostic tool. A score indicating moderate or severe depression should prompt a clinical evaluation by a qualified healthcare professional. If you are in crisis or h...
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