Table 1.
Clinicopathological parameters of ccRCC patients
| Clinicopathological parameters | n | % | |
|---|---|---|---|
| Cases in total |
|
77 |
100 |
|
Sex |
Female |
29 |
38 |
| |
Male |
48 |
62 |
|
Median age, years |
|
64 |
|
|
Median tumor size, cm |
|
5.5 |
|
|
Primary tumor classification |
pT1 |
6 |
8 |
| |
pT1a |
19 |
25 |
| |
pT1b |
14 |
18 |
| |
pT2 |
3 |
4 |
| |
pT3 |
2 |
3 |
| |
pT3a |
9 |
12 |
| |
pT3b/c |
22 |
29 |
| |
pT4 |
0 |
0 |
| |
not known |
2 |
3 |
|
Lymph node status |
N0 |
68 |
88 |
| |
N1 |
9 |
12 |
| |
N2 |
0 |
0 |
|
Status of metastasis |
M0 |
56 |
73 |
| |
M1 |
21 |
27 |
|
Grade |
|
|
|
| - Low risk |
G1 |
14 |
18 |
| |
G1-2 |
8 |
10 |
| - Intermediate risk |
G2 |
40 |
52 |
| - High risk |
G2-3 |
5 |
6 |
| |
G3 |
10 |
13 |
|
Localized disease |
pT ≤ 2, N0, M0 and G1; G1-2 |
34 |
44 |
|
Advanced disease |
pT ≥ 3 and/or N1, M1 or G2-3; G3 |
43 |
56 |
| Paired samples | 58 | 75 | |
Abbreviations: ccRCC clear cell renal cell carcinoma, n number.