PHQ-9 PDF - Overview
The PHQ-9 is the 9-question depression scale of PHQ. The PHQ is a self-administered version of the PRIME-MD, a screening tool that assesses 12 mental and emotional health disorders.
The PHQ is 59-question instrument. It has modules on mood (PHQ-9), anxiety, alcohol, eating, and somatoform disorders.
Interpretation of Results ( PHQ-9)
|PHQ-9 Score||Depression severity||Suggested Intervention|
|5-9||Mild||Repeat PHQ-9 at follow-up|
|10-14||Moderate||Make treatment plan, consider counseling, follow-up, and/or prescription drugs|
|15-19||Moderately Severe||Prescribe prescription drugs and counseling|
|20-27||Severe||Prescribe prescription drugs. If there are poor responses to treatment, immediately refer the patient to a mental health specialist for counseling.|