Imaging Tool for Predicting Renal Clear Cell Carcinoma Fuhrman Grade: Comparing R.E.N.A.L. Nephrometry Score and CT Texture Analysis

Table 1

Clinical and pathological characteristics of patients.

Variables	Low-grade group^1	High-grade group^1	value^2
Age			0.442
Gender
Male	62 (63.3%)	33 (73.3%)	0.236
Female	36 (36.7%)	12 (26.7%)
Necrosis
Yes	76 (77.6%)	41 (91.1%)	0.051
No	22 (22.4%)	4 (8.9%)
Calcification
Yes	11 (11.2%)	8 (17.8%)	0.284
No	87 (88.8%)	37 (82.2%)
T stage
pT1a	21 (21.43%)	13 (28.89%)	0.510
pT1b	53 (54.08%)	24 (53.33%)
pT2a	24 (24.49%)	8 (17.78%)
Kidney			1.000
Left	42 (42.86%)	20 (44.44%)
Right	56 (57.14%)	25 (55.56%)

¹ (%). ²Pearson’s Chi-squared test; Fisher’s exact test.