The Patient Health Questionnaire (PHQ-9) [1] and Generalized Anxiety Disorder scale (GAD-7) [2] are widely used self-report measures of major depressive disorder (MDD) and generalised anxiety disorder (GAD). They were designed to provide an assessment of depression and anxiety symptom severity...
The Patient Health Questionnaire (PHQ-9) and Generalized Anxiety Disorder scale (GAD-7) are self-report measures of major depressive disorder and generalised anxiety disorder. The primary aim of this study was to test for differential item functioning (DIF) on the PHQ-9 and GAD-7 items based...
The Patient Health Questionnaire (PHQ-9) and Generalized Anxiety Disorder scale (GAD-7) are self-report measures of major depressive disorder and generalised anxiety disorder. The primary aim of this study was to test for differential item functioning (DIF) on the PHQ-9 and GAD-7 items based...
Instructions for Patient Health Questionnaire ( PHQ ) and GAD-7 MeasuresMeasures, OutcomeIssues, OtherReferences, Selected