Table 2.

The pathological data of patients with RCC.

Variables	RCC patients (N = 24)
Tumor size, cm	6.61 ± 2.71
Histologic subtypes
ccRCC	18 (75)
pRCC	2 (8.3)
chRCC	4 (16.7)
WHO/ISUP nuclear grade
I–II	11 (45.8)
III–IV	9 (37.5)
Unknown	4 (16.7)
T stage
T1–T2	6 (25)
T3–T4	18 (75)
N stage
N0	19 (79.2)
N1	5 (20.8)
M stage
M0	20 (83.3)
M1	4 (16.7)

ccRCC, clear cell renal cell carcinoma; pRCC, papillary renal cell carcinoma; chRCC, chromophobe renal cell carcinoma.