Table 6.

The discriminative ability of PCPT, ERSPC and IPRCv using the areas under the curve (AUC) and 95% confidence interval of the calculated probabilities for those whom the prostate volume is available. The p-values indicate if the difference between each risk calculator and IPRCv is significant

Models	Prostate cancer (n = 2970)			High grade cancer (n = 1689)
	AUC	95% CI	p-value	AUC	95% CI	p-value
IPRC	0.6597	0.6404–0.6790	< 0.001	0.7226	0.6986–0.7466	0.434
ERSPC-vol	0.6794	0.6604–0.6985	< 0.001	0.7176	0.6934–0.7419	0.174
IPRCv	0.7298	0.7119–0.7478	–	0.7256	0.7017–0.7495	–