Assessment
PHQ-9 depression screener (PHQ-9)
The nine-question Patient Health Questionnaire, the most widely used screening measure for how much depressive symptoms have bothered you in the last two weeks.
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.
The nine-question Patient Health Questionnaire, the most widely used screening measure for how much depressive symptoms have bothered you in the last two weeks.
You can take it privately on PsychologyOrbit: PHQ-9 self-check. Answers are scored once and never stored. A screening result is not a diagnosis.
Primary reference
Kroenke, K., Spitzer, R. L., & Williams, J. B. W. (2001). The PHQ-9: Validity of a brief depression severity measure. Journal of General Internal Medicine, 16(9), 606-613.
At a glance
| Measures | Depressive symptoms over the last two weeks |
|---|---|
| Population | Adults |
| Format | Self report |
| Items | 9 |
| Time | about 3 minutes |
| Languages | English |
| Publisher | Pfizer Inc. (educational grant) |
This link goes to the publisher or author, not to a copy hosted here.
Validated in Urdu
Gholizadeh, L., Ali Khan, S., Vahedi, F., & Davidson, P. M. (2017), Contemporary Nurse · N = 150 patients with coronary artery disease, Pakistan
Gallis, J. A., Maselko, J., O’Donnell, K., Song, K., Saqib, K., Turner, E. L., & Sikander, S. (2018), PeerJ · N = 1,731 community-based pregnant women (third trimester), rural Pakistan
All scales validated in Urdu