Fig. 5From: Validity and item response theory properties of the Patient Health Questionnaire-9 for primary care depression screening in Mozambique (PHQ-9-MZ)Receiver operating characteristic (ROC) curves for both the Patient Health Questionnaire 9-item (PHQ-9) and the Patient Health Questionnaire 2-item (PHQ-2) to detect major depressive disorder among primary care patients in MozambiqueBack to article page