Table 2: Tumor characteristics of the RCC patients.

Pathology
 RCC40 (97.6)
 Cystic RCC1 (2.4)
Tumor subtype
 Clear cell35 (85.4)
 Cystic2 (4.9)
 Chromophobe2 (4.9)
 Papillary2 (4.9)
Mean tumor size6.00 ± 3,36
Fuhrman scores
 111 (26.8)
 221 (51.2)
 36 (14.6)
 43 (7.3)
Stage
 127 (65.9)
 29 (22.0)
 34 (9.8)
 41 (2.4)