Table 2.

Comparison in sensitivity, specificity, and AUC from various biomarkers in prostate cancer diagnosis

	VOCs based biomarkers [21,38]	Other potential biomarkers
		Iso-PSA [71]	PCA3 [72]	TMPRSS2: ERG [73]	4K scor [66]	PHI [69]	ConfirmMDx [70]
Sensitivity	0.74-0.96	0.90	0.68	0.24			0.68
Specificity	0.53-0.80	0.48	0.58	0.93			0.64
AUC	0.71-0.92	0.79	0.68	0.59	0.82	0.68