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Table 5 The results of ROC curve analysis

From: Assessment of expression of interferon γ (IFN-G) gene and its antisense (IFNG-AS1) in breast cancer

 

Estimate criterion

AUC

J a

Sensitivity

Specificity

P valueb

IFNG

> 0.007

0.664

0.37

53.7

83.3

0.002

IFNG-AS1

> 0.0001

0.665

0.25

85.2

40.7

0.001

Combination of both genes

> 0.47

0.665

0.33

61.1

72.2

0.001

  1. Estimate criterion: optimal cutoff point for gene expression
  2. aYouden index
  3. bSignificance level P (area = 0.5)