TABLE 4.

The AUC, sensitivity, specificity, PPV, and NPV of the radiomics model for discriminating PNETs from SPTs.

	AUC	Sensitivity	Specificity	PPV	NPV
Primary cohort	0.97 (0.790–0.978)	95.00 (75.1–99.9)	91.67 (73.0–99.0)	90.5 (69.6–98.8)	95.7 (78.1–99.9)
Validation cohort	0.86 (0.688–1.000)	90.91 (58.7–99.8)	81.82 (48.2–97.7)	83.30 (51.6–99.9)	90.00 (51.5–97.7)

AUC, area under curve; PPV, positive predictive value; NPV, negative predictive value.