Table 8 Parameters of the ROC curves for the prediction of OS and CSS of intrahepatic cholangiocarcinoma patients without surgery. AUC areas under curve, Se sensitivity, Sp specificity, PPV positive predictive value.

From: Development and validation of web-based nomograms for predicting survival status in patients with intrahepatic cholangiocarcinoma depending on the surgical status: a SEER database analysis

Training cohort

AUC

Se/Sp

PPV (%)

Validation cohort

AUC

Se/Sp

PPV (%)

For 1-year OS

0.725

53.31%/83.17%

81.28

For 1-year OS

0.765

73.80%/66.67%

76.31

For 2-year OS

0.690

55.42%/76.62%

91.25

For 2-year OS

0.660

45.12%/87.10%

93.62

For 1-year CSS

0.734

53.86%/83.82%

81.46

For 1-year CSS

0.761

74.15%/65.48%

75.51

For 2-year CSS

0.697

55.88%/75.68%

90.91

For 2-year CSS

0.641

42.84%/86.21%

92.95

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