Table 1.

Performance of different panel of candidate biomarkers in discovery cohort (74 AG and 68 NAG), validation cohort (set 1: 40 AG and 37 NAG; set 2: 40 AG and 13 NAG)

Panel of candidate biomarkers	Area under the ROC curves (95% confidence interval)
	Discovery cohort	Validation cohort
		40 AG and 37 NAG (set 1)	40 AG and 13 NAG (set 2)
ACPP & Serum PSA	0.82 (0.75,0.89)	0.83 (0.74,0.92)	0.8 (0.67,0.93)
ACPP & CLU & Serum PSA	0.86 (0.8,0.92)	0.85 (0.76,0.94)	0.76 (0.6,0.92)
ACPP & LOX & Serum PSA	0.82 (0.75,0.89)	0.85 (0.76,0.93)	0.81 (0.69,0.93)
ACPP & SERPINA1 & Serum PSA	0.83 (0.76,0.9)	0.84 (0.75,0.93)	0.82 (0.7,0.94)
ACPP & ORM1 & Serum PSA	0.83 (0.76,0.9)	0.82 (0.72,0.91)	0.82 (0.71,0.94)