Table 4 C-index of integrated risk model, WHO classification, mDemicco model, and G-score in discovery SYSUCC cohort and three validation cohorts

From: Comprehensive analysis reveals potential therapeutic targets and an integrated risk stratification model for solitary fibrous tumors

Classification

SYSUCC cohort (n = 101)

FAHSYSU cohort (n = 71)

CHCAMS cohort 1 (n = 84)

CHCAMS cohort 2 (n = 55)

C-index (95%CI)

P value

C-index (95%CI)

P value

C-index (95%CI)

P value

C-index (95%CI)

P value

Integrated model

0.911 (0.846–0.976)

1.16E−35

0.825 (0.727–0.923)

9.74E−11

0.890 (0.786–0.994)

1.78E−13

0.903 (0.803–1.002)

3.40E−15

WHO classification

0.787 (0.660–0.914)

9.91E−06

0.680 (0.501–0.859)

4.90E−02

0.838 (0.672–1.004)

1.00E−04

0.785 (0.615–0.955)

1.00E−03

mDemicco model

0.857 (0.763–0.951)

8.24E−14

0.760 (0.601–0.919)

1.00E−03

0.884 (0.807–0.961)

1.99E−22

0.814 (0.674–0.954)

1.17E−05

G-score

0.855 (0.749-0.961)

5.01E−11

0.785 (0.637–0.933)

2.00E−04

0.822 (0.655–0.989)

1.00E−04

0.850 (0.747–0.953)

2.93E−11

  1. CI Confidence Interval, WHO World Health Organization.
  2. P values were calculated using two-sided z test.