Table 3.

The Discriminatory Power (C-Index) for Recurrence-Free Survival in the Training Cohort and Validation Cohort

Combinations	Training Cohort		Validation Cohort
	C-Index	95% CI	C-Index	95% CI
FIGO, His-type, His-grade, cervical stromal invasion	0.84	0.78–0.90	0.76	0.63–0.89
ER, PR, p53	0.83	0.78–0.88	0.77	0.64–0.90
FIGO, His-type, ER, p53	0.88	0.84–0.92	0.79	0.66–0.92

Abbreviations: FIGO, International Federation of Gynecology and Obstetrics; His-, histological; ER, estrogen receptor; PR, progesterone receptor.