PHQ-9 Depression Self-Assessment
Understand your recent emotional state
Understanding Your Mood
Welcome to our PHQ-9 Depression Self-Assessment Scale. This is a widely validated tool designed to assess the level of depressive symptoms you have experienced over the past two weeks. Depression is a common emotional state that everyone may experience differently throughout life.
Scale Source and Reliability
PHQ-9 (Patient Health Questionnaire-9) is a depression screening tool developed in 2001 by Kroenke K, Spitzer RL, and Williams JB. The scale has been recommended by the World Health Organization (WHO) and has been widely used and validated globally.
The characteristics of PHQ-9 are:
Brief and Efficient: Only 9 questions, takes 3-5 minutes to complete
Scientifically Reliable: Validated by extensive clinical research with good reliability and validity
Easy to Use: Questions are clear and suitable for self-assessment
Question Bank Information and Answering Guide
Question Bank Composition: This test contains 9 questions covering depressive symptoms in the DSM-5 diagnostic criteria, including emotional, physical, and cognitive aspects.
Completion Time: Expected completion time is 3-5 minutes.
Each question provides 4 options. Please answer based on your actual situation over the past two weeks.
Result Interpretation
After completing the test, the system will classify your results into the following levels based on your total score:
The result page will provide your total score, severity level, symptom analysis, and personalized recommendations.
0-4 points: No depression
5-9 points: Mild depression
10-14 points: Moderate depression
15-19 points: Moderately severe depression
20-27 points: Severe depression
Result Interpretation
Important Notice
This test is designed based on scientific scales but does not have medical diagnostic functionality. Results are for self-understanding reference only.
Emergency Reminder
If you have thoughts of harming yourself, please call 110 immediately or go to the nearest hospital emergency department. You can also call the mental health hotline: 12320 (National Health Hotline) or 010-82951332 (Beijing Psychological Crisis Intervention Center, 24 hours).
Please answer truthfully based on your actual situation over the past two weeks
No account needed. Your answers stay on this device; results are aggregated anonymously to improve test quality.
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