Contrast-enhanced CT radiomics for preoperative prediction of stage in epithelial ovarian cancer: a multicenter study

Table 4 Predictive performance of the three models for staging EOC.

Model	AUC (95% CI)	Sensitivity	Specificity	Accuracy	F1 score
Training cohort
Clinical model	0.81 (0.72–0.90)	0.79	0.72	0.76	0.81
Radiomics model	0.83 (0.75–0.91)	0.75	0.77	0.75	0.79
Combined model	0.95 (0.91–0.99)	0.84	0.99	0.90	0.91
Internal validation cohort
Clinical model	0.68 (0.51–0.85)	0.59	0.76	0.65	0.68
Radiomics model	0.80 (0.67–0.93)	0.76	0.65	0.72	0.77
Combined model	0.83 (0.71–0.96)	0.90	0.71	0.83	0.87
External validation cohort
Clinical model	0.73 (0.57–0.88)	0.71	0.67	0.69	0.73
Radiomics model	0.68 (0.52–0.84)	0.68	0.76	0.71	0.73
Combined model	0.79 (0.66–0.92)	0.82	0.71	0.78	0.81

EOC, epithelial ovarian cancer; AUC, area under the curve; 95% CI, 95% confidence interval

ISSN: 1471-2407