Table 1 Baseline characteristics of patients
Characteristics | overall |
|---|---|
Gender, n (%) | |
Male | 154 (77.8%) |
Female | 44 (22.2%) |
Age, median (IQR) | 57 (49, 63) |
Fuhrman grade, n (%) | |
G1 + G2 | 108 (54.5%) |
G3 + G4 | 90 (45.5%) |
Postoperative medication, n (%) | |
Absent | 35 (17.7%) |
TK1 | 25 (12.6%) |
PD1 | 138 (69.7%) |
Tumor site, n (%) | |
Left | 120 (60.6%) |
Right | 78 (39.4%) |
Number of metastatic sites, n (%) | |
< 2 | 151 (76.3%) |
≥ 2 | 47 (23.7%) |
Histology, n (%) | |
Clear cell | 176 (88.9%) |
Non–clear cell | 22 (11.1%) |
Microvascular invasion, n (%) | |
Present | 47 (23.7%) |
Absent | 151 (76.3%) |
Tumor size (cm), n (%) | |
> 7 | 116 (58.6%) |
≤ 7 | 82 (41.4%) |
Nephrectomy, n (%) | |
Minimally invasive | 176 (88.9%) |
Open | 22 (11.1%) |
T stage, n (%) | |
T1 + T2 | 54 (27.3%) |
T3 + T4 | 144 (72.7%) |
N stage, n (%) | |
N0 | 147 (74.2%) |
N1 | 51 (25.8%) |
Tumor necrosis, n (%) | |
Present | 98 (49.5%) |
Absent | 100 (50.5%) |