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Table 3 Sensitivity, specificity and ROC AUC according to different number of cores

From: Heterogeneous programmed death-ligand 1 expression in gastric cancer: comparison of tissue microarrays and whole sections

Cores

Cases

Sensitivity

Specificity

Roc AUC (95% CI)

1

149

0.49

0.95

0.717 (0.633–0.801)

2

148

0.65

0.95

0.796 (0.723–0.870)

3

146

0.78

0.95

0.863 (0.799–0.927)

4

140

0.83

0.92

0.877 (0.811–0.943)

5

131

0.93

0.92

0.922 (0.863–0.982)

6

124

0.98

0.89

0.934 (0.873–0.996)

  1. ROC receiver operating characteristic, AUC area under the curve
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Cancer Cell International

ISSN: 1475-2867

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