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. Author manuscript; available in PMC: 2014 Oct 1.
Published in final edited form as: Clin Biochem. 2013 Mar 23;46(15):1462–1468. doi: 10.1016/j.clinbiochem.2013.03.010

TABLE 2.

Receiver operating characteristic (ROC) curve analysis for biomarkers and biomarker combinations.

Marker AUCa 95% CIb Sensitivity
80% Set
Specificity
90% Set
Specificity
Normal (n = 100) vs. Cancer (n = 100)
CA125 0.94 (0.90 – 0.98) 90% 90%
FOLR1 0.87 (0.67 – 0.82) 81% 71%
NID2 0.72 (0.67 – 0.82) 60% 52%
CA125 + FOLR1 0.94 (0.90 – 0.98) 90% 90%
CA125 + FOLR1 + NID2 0.92 (0.88 – 0.97) 88% 88%

Benign (n = 99) vs. Cancer (n = 100)
CA125 0.93 (0.88 – 0.97) 90% 89%
FOLR1 0.85 (0.79 – 0.90) 77% 62%
NID2 0.79 (0.71 – 0.85) 65% 54%
CA125 + FOLR1 0.93 (0.89 – 0.97) 91% 89%
CA125 + FOLR1 + NID2 0.92 (0.87 – 0.97) 89% 88%
a

Area under the curve.

b

Confidence interval.