Table 1 Clinical characteristics of 537 RCC patients included in present study from TCGA database
Variables | Number (percentage) |
|---|---|
Vital status | |
 Alive | 367 (68.3%) |
 Dead | 170 (31.7%) |
Age | |
 <65 | 336 (62.6%) |
  ≥ 65 | 201 (37.4%) |
Gender | |
 Male | 346 (64.4%) |
 Female | 191 (35.6%) |
Tumor Grade | |
 G1 | 14 (2.6%) |
 G2 | 230 (42.8%) |
 G3 | 207 (38.5%) |
 G4 | 78 (14.5%) |
 Gx | 5 (1.0%) |
 Unknow | 3 (0.6%) |
Clinical Stage | |
 Stage I | 269 (50.1%) |
 Stage II | 57 (10.6%) |
 Stage III | 125 (23.3%) |
 Stage IV | 83 (15.4%) |
 Unknow | 3 (0.6%) |
T stage | |
 T1 | 275 (51.2%) |
 T2 | 69 (12.8%) |
 T3 | 182 (33.9%) |
 T4 | 11 (2.1%) |
M stage | |
 M0 | 426 (79.3%) |
 M1 | 79 (14.7%) |
 Mx | 30 (5.6%) |
 Unknow | 2 (0.4%) |
N stage | |
 N0 | 240 (44.7%) |
 N1 | 17 (3.2%) |
 Nx | 280 (52.1%) |
Survival time (day) (170 dead samples) | |
  ≤ 365 | 52 (30.6%) |
 365<ST ≤ 730 | 33 (19.4%) |
 730<ST ≤ 1095 | 28 (16.5%) |
  ≥ 1095 | 57 (33.5%) |
Follow up (day) (367 alive samples) | |
  ≤ 365 | 66 (18.0%) |
 365<FT ≤ 730 | 59 (16.1%) |
 730<FT ≤ 1095 | 33 (9%) |
  ≥ 1095 | 209 (56.9%) |