Application of a stratum-specific likelihood ratio analysis in a screen for depression among a community-dwelling population in Japan

Figures & data

Figure 1 ROC curve for depressive disorder determined using the MINI and the CES-D.

Abbreviations: CES-D, Center for Epidemiologic Studies Depression Scale; MINI, Mini International Neuropsychiatric Interview; ROC, receiver operating characteristic.

Table 1 Sensitivity, specificity, and positive and negative predictive values of the CES-D

Cutoff point	Sensitivity	Specificity	Positive predictive value	Negative predictive value
13/14	1.000	0.813	0.106 (17/161)	1.000 (628/628)
14/15	0.941	0.863	0.131 (16/122)	0.999 (666/667)
15/16	0.941	0.898	0.168 (16/95)	0.999 (663/694)
16/17	0.882	0.924	0.203 (15/74)	0.997 (713/715)
17/18	0.882	0.946	0.263 (15/57)	0.997 (730/732)
18/19	0.824	0.953	0.280 (14/50)	0.996 (736/739)
19/20	0.824	0.968	0.359 (14/39)	0.996 (747/750)
20/21	0.706	0.972	0.353 (12/34)	0.993 (750/755)
21/22	0.706	0.978	0.414 (12/29)	0.993 (755/760)
22/23	0.647	0.982	0.440 (11/25)	0.992 (758/764)
23/24	0.647	0.987	0.524 (11/21)	0.992 (762/768)
24/25	0.588	0.990	0.556 (10/18)	0.991 (764/771)
25/26	0.529	0.991	0.563 (9/16)	0.990 (765/773)
26/27	0.471	0.994	0.615 (8/13)	0.988 (767/776)
27/28	0.412	0.995	0.636 (7/11)	0.987 (768/778)
28/29	0.412	0.995	0.636 (7/11)	0.987 (768/778)
29/30	0.412	0.997	0.700 (7/10)	0.987 (769/779)
30/31	0.412	0.997	0.778 (7/9)	0.987 (770/780)
31/32	0.412	0.999	0.875 (7/8)	0.987 (771/781)
32/33	0.353	0.999	0.857 (6/7)	0.986 (771/782)
33/34	0.176	1.000	1.000 (3/3)	0.982 (772/786)

Abbreviation: CES-D, Center for Epidemiologic Studies Depression Scale.

Table 2 SSLRs obtained for MDD in this study

CES-D score	MDD, n	Non-MDD, n	SSLR	95% CI	Posttest probability, %
0–16	2	713	0.13	(0.04–0.40)	0.29
17–20	3	37	3.68	(1.37–9.89)	7.50
21–60	12	22	24.77	(14.97–40.98)	35.29

Abbreviations: CES-D, Center for Epidemiologic Studies Depression Scale; MDD, major depressive disorder; SSLR, stratum-specific likelihood ratio.