PHQ-9 Depression Calculator

Screen for depression using the validated PHQ-9 questionnaire to assess symptom severity.

Over the last 2 weeks, how often have you been bothered by:

1. Little interest or pleasure in doing things

2. Feeling down, depressed, or hopeless

3. Trouble falling or staying asleep, or sleeping too much

4. Feeling tired or having little energy

5. Poor appetite or overeating

6. Feeling bad about yourself or that you are a failure

7. Trouble concentrating on things, such as reading

8. Moving or speaking slowly, or being fidgety/restless

9. Thoughts that you would be better off dead or of hurting yourself

PHQ-9 Score

Minimal Depression

Score Interpretation

0-4: Minimal depression

5-9: Mild depression

10-14: Moderate depression

15-19: Moderately severe depression

20-27: Severe depression

Recommendation

No treatment typically recommended. Monitor symptoms.

Disclaimer: This tool is for screening purposes only and does not provide a clinical diagnosis. Please consult a healthcare provider for proper evaluation and treatment.

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