TABLE 3.

Diagnostic properties of the DT for detection of MD *, **.

Cut off (distress≥)	Value (95% CI)
	SEN	SPE	Youden J	PPV	NPV
3	88 (86–90)	33 (31–35)	0.21 (0.20–0.23)	38 (36–40)	86 (83–88)
4	78 (75–80)	48 (46–50)	0.26 (0.24–0.27)	41 (39–43)	82 (80–84)
5	68 (65–71)	60 (58–62)	0.28 (0.26–0.30)	44 (42–47)	80 (78–82)
6	49 (46–52)	75 (73–77)	0.24 (0.22–0.25)	48 (45–51)	76 (74–77)
7	33 (30–36)	82 (81–84)	0.15 (0.14–0.17)	47 (43–51)	72 (71–74)

*Weighted sample, N = 3,212.

**SEN, sensitivity; SPE, specificity; Youden J, Youden Index; PPV, positive predictive value; NPV, negative predictive value; CI, confidence interval.