Table 2.

Area Under the ROC Curve (95% Confidence Interval) for the Questionnaires Studied^a

Questionnaire	Any Mental Disorder	Depressive Disorders	Anxiety Disorders	Substance Abuse/ Dependence
COOP/WONCA = Dartmouth Primary Care Cooperative Research Network, and World Organization of National Colleges, Academies, and Academic Associations of General Practitioners/Family Physicians; ROC = receiver operating characteristic; SRQ-20 = 20-item Self-Reporting Questionnaire; WHO-5 = World Health Organization–Five Well-Being Index.
^a Reference standard was diagnosis of the disorders by SCID, the Structured Clinical Interview for the DSM-IV (Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition).
^b Total score using all 6 items.
^c Feelings, Daily Activities, and Social Activities.
SRQ-20	0.93 (0.87–0.97)	0.86 (0.79–0.93)	0.78 (0.70–0.87)	0.72 (0.60–0.84)
WHO-5	0.90 (0.85–0.96)	0.83 (0.75–0.91)	0.76 (0.66–0.86)	0.67 (0.52–0.81)
COOP/WONCA Charts^b	0.89 (0.82–0.95)	0.81 (0.73–0.90)	0.82 (0.74–0.91)	0.76 (0.51–0.96)
Charts item
Feelings	0.88 (0.81–0.94)	0.80 (0.71–0.89)	0.79 (0.70–0.89)	0.74 (0.62–0.85)
Daily Activities	0.80 (0.72–0.88)	0.80 (0.72–0.88)	0.70 (0.59–0.81)	0.73 (0.54–0.92)
Overall Health	0.79 (0.71–0.86)	0.75 (0.65–0.85)	0.80 (0.70–0.90)	0.73 (0.35–0.77)
Social Activities	0.78 (0.70–0.87)	0.72 (0.61–0.84)	0.81 (0.71–0.90)	0.77 (0.58–0.96)
Physical Fitness	0.63 (0.53–0.73)	0.58 (0.46–0.70)	0.57 (0.44–0.70)	0.63 (0.38–0.88)
Change in Health	0.54 (0.43–0.65)	0.49 (0.35–0.63)	0.50 (0.36–0.65)	0.56 (0.31–0.81)
Charts 3-item combination^c	0.91 (0.85–0.96)	0.84 (0.77–0.92)	0.82 (0.74–0.91)	0.79 (0.63–0.96)