Table 2.

The Edinburgh Depression Scale with use of Present State Examination interview to identify cases of depression according to ICD 10 criteria

	Threshold scores
	8	9	10	11	12	13	14	15	16
Sensitivity (%)	100	100	100	95	86	81	68	50	50
Specificity (%)	31	37	52	61	66	79	85	89	94
PPV (%)	29	31	36	42	42	53	55	58	73
NPV (%)	100	100	100	97	94	94	91	86	86

ICD=International Classification of Diseases; PPV, NPV=positive and negative predictive values