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|---|---|---|---|
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| Property | Value |
|---|---|
| URL | https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9 |
| Last Crawled | 2026-04-09 16:25:38 (10 days ago) |
| First Indexed | 2022-07-25 23:09:16 (3 years ago) |
| HTTP Status Code | 200 |
| Meta Title | PHQ-9 (Patient Health Questionnaire-9) |
| Meta Description | The PHQ-9 (Patient Health Questionnaire-9) objectifies and assesses degree of depression severity via questionnaire. |
| Meta Canonical | null |
| Boilerpipe Text | ADVICE
Final diagnosis should be made with clinical interview and mental status examination including assessment of patient’s level of distress and functional impairment.
MANAGEMENT
PHQ-9 Management Summary
Score
Depression severity
Comments
0-4
Minimal or none
Monitor; may not require treatment
5-9
Mild
Use clinical judgment (symptom duration, functional impairment) to determine necessity of treatment
10-14
Moderate
15-19
Moderately severe
Warrants active treatment with psychotherapy, medications, or combination
20-27
Severe
CRITICAL ACTIONS
Perform suicide risk assessment in patients who respond positively to item 9 “Thoughts that you would be better off dead or of hurting yourself in some way.”
Rule out bipolar disorder, normal bereavement, and medical disorders causing depression. |
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# PHQ-9 (Patient Health Questionnaire-9)
Objectifies degree of depression severity.
IMPORTANT
MDCalc provides tools and content intended for use by healthcare professionals, and is not meant for use by patients. While these may be surveys or questions intended for patients, they are meant to be answered in the context of a clinician’s medical care and not on their own to diagnose or treat any disease.
[When to Use](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9#when-to-use)
[Pearls/Pitfalls](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9#pearls-pitfalls)
[Why Use](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9#why-use)
## 0 points
Scores ≤4 suggest minimal depression which may not require treatment.
Functionally, the patient does not report limitations due to their symptoms.
Copy Results
[Next Steps](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9#next-steps)

Recommended Decision Tools
BODY TEXT HERE

Diagnosis
[Major Depression Index](https://www.mdcalc.com/calc/1844/major-depression-index-mdi)
Major Depression Index

Diagnosis
[QIDS](https://www.mdcalc.com/calc/1845/quick-inventory-depressive-symptomatology-qids)
QIDS

Diagnosis
[DSM-5 Criteria for Major Depressive Disorder](https://www.mdcalc.com/calc/10195/dsm-5-criteria-major-depressive-disorder)
DSM-5 Criteria for Major Depressive Disorder
[Next Steps](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9#next-steps)
[Evidence](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9#evidence)
[Creator Insights](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9#creator-insights)
ADVICE
Final diagnosis should be made with clinical interview and mental status examination including assessment of patient’s level of distress and functional impairment.
MANAGEMENT
**PHQ-9 Management Summary**
| Score | Depression severity | Comments |
|---|---|---|
| 0-4 | Minimal or none | Monitor; may not require treatment |
| 5-9 | Mild | Use clinical judgment (symptom duration, functional impairment) to determine necessity of treatment |
| 10-14 | Moderate | |
| 15-19 | Moderately severe | Warrants active treatment with psychotherapy, medications, or combination |
| 20-27 | Severe | |
CRITICAL ACTIONS
- Perform suicide risk assessment in patients who respond positively to item 9 “Thoughts that you would be better off dead or of hurting yourself in some way.”
- Rule out bipolar disorder, normal bereavement, and medical disorders causing depression.
Content Contributors
- Ferda Sakman, MD
Related Calcs
- [Major Depression Index](https://www.mdcalc.com/calc/1844/major-depression-index-mdi)
Screens for depression based on clinically significant questions.
- [QIDS](https://www.mdcalc.com/calc/1845/quick-inventory-depressive-symptomatology-qids)
Rates depression symptoms via self-assessment, also known as QIDS-SR-16.
- [DSM-5 Criteria for Major Depressive Disorder](https://www.mdcalc.com/calc/10195/dsm-5-criteria-major-depressive-disorder)
Diagnostic criteria for major depressive disorder (MDD).
[Have feedback about this calculator?](https://www.mdcalc.com/contact)
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About the Creator
[ Dr. Kurt Kroenke](https://www.mdcalc.com/calc/1725/phq9-patient-health-questionnaire9#creator-insights)
[Are you Dr. Kurt Kroenke?](mailto:content@mdcalc.com)
Also from MDCalc...
Related Calcs
- [Major Depression Index](https://www.mdcalc.com/calc/1844/major-depression-index-mdi)
Screens for depression based on clinically significant questions.
- [QIDS](https://www.mdcalc.com/calc/1845/quick-inventory-depressive-symptomatology-qids)
Rates depression symptoms via self-assessment, also known as QIDS-SR-16.
- [DSM-5 Criteria for Major Depressive Disorder](https://www.mdcalc.com/calc/10195/dsm-5-criteria-major-depressive-disorder)
Diagnostic criteria for major depressive disorder (MDD).
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- Ferda Sakman, MD


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| Readable Markdown | ADVICE
Final diagnosis should be made with clinical interview and mental status examination including assessment of patient’s level of distress and functional impairment.
MANAGEMENT
**PHQ-9 Management Summary**
| Score | Depression severity | Comments |
|---|---|---|
| 0-4 | Minimal or none | Monitor; may not require treatment |
| 5-9 | Mild | Use clinical judgment (symptom duration, functional impairment) to determine necessity of treatment |
| 10-14 | Moderate | |
| 15-19 | Moderately severe | Warrants active treatment with psychotherapy, medications, or combination |
| 20-27 | Severe | |
CRITICAL ACTIONS
- Perform suicide risk assessment in patients who respond positively to item 9 “Thoughts that you would be better off dead or of hurting yourself in some way.”
- Rule out bipolar disorder, normal bereavement, and medical disorders causing depression. |
| Shard | 10 (laksa) |
| Root Hash | 5688043387075131210 |
| Unparsed URL | com,mdcalc!www,/calc/1725/phq9-patient-health-questionnaire9 s443 |