Table 2.

Distribution of PHQ-9 scores and 6-CIDI MDD Diagnosis (n =577).

MDD Diagnosis (Last 6 months)
Depression level (PHQ-9)	CIDI negative	CIDI positive	Total	%
Minimum (0–4)	385	1	386	66.9
Mild (5–9)	113	8	121	21.0
Moderate (10–14)	41	4	45	7.8
Moderate to severe (15–19)	15	8	23	4.0
Severe (20–23, 25–28)	2	0	2	0.3
Total	556	21	577	100.0

MDD, Major depressive disorder; PHQ-9, Patient Health Questionnaire-9; CIDI, Composite international Diagnostic Interview.