PHQ-9
Patient Health Questionnaire (PHQ-9)
The PHQ-9 is a standardized assessment tool used to measure the severity of depression. It is commonly used to diagnose and monitor depressive symptoms in patients.
- Number of questions
- 9 questions
- Estimated duration
- 2 minutes
- Language
- English
- Original name
- Patient Health Questionnaire
- Category
- Depression
Preview of the 9 questions
Scoring & interpretation
Scoring
Score: 14/27
| 0 – 4 | None or minimal | |
| 5 – 9 | Mild depression | |
| 10 – 14 | Moderate depression | ◀ 14 |
| 15 – 19 | Moderately severe depression | |
| 20 – 27 | Severe depression | |
None or minimal (0 to 4)Mild (5 to 9)Moderate (10 to 14)Moderately severe (15 to 19)Severe (20 to 27)
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Clarity and comprehension
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Clinical relevance
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Perceived reliability of the results
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