PHQ-9
Scientific background →Patient Health Questionnaire Depression Module (PHQ-9)
The PHQ-9 is the depression module of the Patient Health Questionnaire and asks how often nine core symptoms of a depressive episode have occurred over the last two weeks.
Comparison basis: 🌍 Cross-national validation · Cut-off from the validation literature
Ready to start?
9 statements · ~3 min
This questionnaire is for self-reflection only and does not replace a medical or psychotherapeutic diagnosis. If your score is in a concerning range, or you're in crisis, please reach out to a doctor, a licensed therapist, or the 988 Suicide & Crisis Lifeline (call or text 988, free and available 24/7 in the US).
Was this useful?
Empiralis stays free and ad-supported. If you'd like to support it directly instead, every bit helps keep it independent.
Worksheet pack for this topic
Want to go deeper?
This test is one signal among several. A guided path combines it with a few others instead of a single score.
What now?
The concrete next step: the real path to a diagnosis, contact points online and in person, and which of our worksheets fit where.