Table 6.

The analysis to discriminate uACR below and above each value in diabetic patients by the receiver operating characteristics curve (n = 318)

uACR (X mg/gCr)	n(≥ X mg/gCr)	AUC	AUC 95% CI	p	uPCR (g/Cr) CO(YI)	Sensitivity	specificity
10	276	0.820	0.768–0.872	p < 0.0001	0.06	0.66	0.88
20	208	0.862	0.821–0.903	p < 0.0001	0.06	0.81	0.84
30	169	0.889	0.851–0.926	p < 0.0001	0.07	0.83	0.83
40	137	0.887	0.848–0.927	p < 0.0001	0.10	0.76	0.90
50	110	0.892	0.851–0.934	p < 0.0001	0.10	0.84	0.86
60	93	0.888	0.843–0.933	p < 0.0001	0.10	0.85	0.81
70	80	0.889	0.842–0.937	p < 0.0001	0.12	0.83	0.83
80	65	0.909	0.861–0.957	p < 0.0001	0.13	0.86	0.85
90	56	0.905	0.851–0.960	p < 0.0001	0.15	0.84	0.89
100	50	0.895	0.834–0.955	p < 0.0001	0.16	0.80	0.89
110	40	0.912	0.845–0.979	p < 0.0001	0.16	0.90	0.88
120	36	0.914	0.842–0.986	p < 0.0001	0.16	0.92	0.87
130	32	0.914	0.833–0.994	p < 0.0001	0.20	0.91	0.94
140	28	0.901	0.810–0.993	p < 0.0001	0.20	0.89	0.93
150	23	0.942	0.867–1.018	p < 0.0001	0.21	0.96	0.93
300	5	1.000	1.000–1.000	0.00012	0.48	1.00	1.00

uACR urinary albumin-to-creatinine ratio; uPCR urinary protein-to-creatinine ratio; AUC area under the curve CO(YI), cut-off value using Youden's index; CI confidence interval