Optimal cut-off score for diagnosing depression with the Patient Health Questionnaire (PHQ-9): a meta-analysis
Online Appendices
Files in this Data Supplement:
Appendix 1: Population and design features of PHQ-9 validation studies
Appendix 2: Studies identified but excluded from our meta-analysis of optimum depression cut-off point for the PHQ9
Appendix 3: PHQ-9 summary ROC plot of diagnosis of major depressive disorder at cut-off≥10