Table 3.

Receiver operating characteristic (ROC) curve analysis of the ability of perinephric fat properties to predict malignancy in 109 patients with renal tumour.

Parameter	Cut-off value	Sensitivity	Specificity
PFV, cm3	127.5	0.636	0.756
PFA, cm2	11.6	0.855	0.61
PFT, cm	20.05	0.418	0.976
PFV/BMI	5.01	0.655	0.756
PFA/BMI	0.574	0.745	0.659
PFT/BMI	0.702	0.455	0.927

PFV, perinephric fat volume; PFA, perinephric fat area; PFT, perinephric fat thickness; BMI, body mass index.