Table 2:

Diagnostic performance of weighted and unweighted biomarkers^a

	Threshold	Sensitivity	Specificity
Unweighted biomarker (ψi)	0.38	1.00 (0.75–1.00)	0.67 (0.42–0.84)
	0.40	0.94 (0.70–1.00)	0.67 (0.42–0.84)
	0.44	0.75 (0.50–0.90)	0.73 (0.47–0.89)
	0.50	0.56 (0.25–0.65)	0.80 (0.58–0.94)
Weighted biomarker (ψiw)	0.37	0.94 (0.70–1.00)	0.73 (0.42–0.84)
	0.40	0.75 (0.50–0.90)	0.73 (0.42–0.84)
	0.46	0.63 (0.40–0.80)	0.93 (0.68–1.00)
	0.50	0.56 (0.35–0.75)	0.93 (0.74–1.00)

^aData in column 2 represent the given cutoff values; data in parentheses are the relevant 95% confidence intervals.