Patient Health Questionnaire-8.
PHQ-8
Depression severity (past 2 weeks); PHQ-9 minus the suicidal-ideation item, for settings where suicide follow-up is impractical (large epidemiology/telephone surveys)
- Provisionally grouped under
- Length and format
- 8 items. 4-point frequency (0-3), summed 0-24 (self-report questionnaire)
- Language versions
- Inherits the PHQ multi-language set (80+ languages); used across international population surveys
- Licence
- public-domain / open
Licence classification is a research judgement by the catalogue’s authors, not legal advice, and it can be out of date. Confirm terms with the copyright holder or publisher before using an instrument, especially for commercial use.
- Reference
- Kroenke, K., Strine, T. W., Spitzer, R. L., Williams, J. B. W., Berry, J. T., & Mokdad, A. H. (2009). The PHQ-8 as a measure of current depression in the general population. Journal of Affective Disorders, 114(1-3), 163-173.
Measures you can take in clinical: mood, anxiety and stress
These are measures in the same field, which you can take here. This entry does not describe them.
More in Clinical: mood, anxiety and stress
- GAD-7 - Generalized Anxiety Disorder 7-item scale
7 items. public-domain / open.
- PHQ-9 - Patient Health Questionnaire-9
9 (+1 functional-impairment item, unscored). public-domain / open.
- PSS (PSS-14 / PSS-10 / PSS-4) - Perceived Stress Scale
14 (original); 10 (PSS-10, recommended); 4 (PSS-4, brief). public-domain / open.
- ACE - Adverse Childhood Experiences Questionnaire
10 (original ACE score); WHO ACE-IQ approx 43 items. public-domain / open.
- ACQ - Agoraphobic Cognitions Questionnaire
14 items. open with attribution.
- ASRM - Altman Self-Rating Mania Scale
5 items. public-domain / open.
Use this instrument with your own participants
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