Table 3.

GC-TOF-MS diagnostic group results.

Comparisons	Classifiers	AUC	Sensitivity	Specificity	PPV	NPV
BCa vs. PCa	Logistic Regression with Elastic Net Regularization	0.84 (0.73–0.93)	0.53 (0.33–0.75)	0.90 (0.83–0.96)	0.62	0.87
BCa vs. non-Cancerous	Random Forest	0.81 (0.70–0.90)	0.27 (0.09–0.46)	0.94 (0.88–1.00)	0.33	0.71
PCa vs. Non-Cancerous	Random Forest	0.94 (0.90–0.97)	0.78 (0.66–0.89)	0.88 (0.80–0.95)	0.82	0.85