This app presents the Patient Health Questionnaire (PHQ-9) consist of 9 questions, and calculates the total score with a score assessment.

Reference & Sources:
1. https://pubmed.ncbi.nlm.nih.gov/11556941/
2. https://pubmed.ncbi.nlm.nih.gov/30967483/

Disclaimer:
This app (“App)” is not intended for medical or treatment advice and may not be treated as such by the user. The information on this App is not a substitute for professional medical advice, diagnosis or treatment. Consult a health care provider for advice about any course of treatment or medical condition.