Table 5.

The analysis to discriminate uACR below and above each value in non-diabetic patients by the receiver operating characteristics curve (n = 591)

uACR (X mg/gCr)	n(≥ X mg/gCr)	AUC	AUC 95% CI	p	uPCR (g/Cr) CO(YI)	Sensitivity	specificity
10	493	0.827	0.789–0.865	< 0.0001	0.06	0.72	0.82
20	370	0.852	0.821–0.883	< 0.0001	0.09	0.67	0.92
30	314	0.878	0.850–0.906	< 0.0001	0.09	0.76	0.89
40	264	0.907	0.882–0.932	< 0.0001	0.09	0.85	0.87
50	233	0.922	0.898–0.945	< 0.0001	0.10	0.85	0.88
60	202	0.931	0.909–0.954	< 0.0001	0.11	0.87	0.89
70	176	0.948	0.929–0.967	< 0.0001	0.11	0.92	0.87
80	153	0.950	0.931–0.970	< 0.0001	0.12	0.92	0.86
90	142	0.956	0.938–0.974	< 0.0001	0.13	0.92	0.88
100	132	0.956	0.937–0.974	< 0.0001	0.13	0.92	0.87
110	113	0.959	0.944–0.975	< 0.0001	0.14	0.93	0.86
120	98	0.961	0.945–0.978	< 0.0001	0.15	0.92	0.87
130	87	0.962	0.944–0.980	< 0.0001	0.15	0.94	0.86
140	71	0.973	0.958–0.988	< 0.0001	0.16	0.96	0.87
150	65	0.975	0.960–0.991	< 0.0001	0.20	0.91	0.93
300	18	0.996	0.993–1.000	< 0.0001	0.39	1.00	0.98

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