Intended for healthcare professionals

CCBYNC Open access

Accuracy of Patient Health Questionnaire-9 (PHQ-9) for screening to detect major depression: individual participant data meta-analysis

BMJ 2019; 365 doi: (Published 09 April 2019) Cite this as: BMJ 2019;365:l1476

Linked opinion

The accuracy of the Patient Health Questionnaire-9 for detecting major depression

Linked opinion

Screening tools offer value when combined with an informed shared decision process