Table 3 Summary of clinicopathologic prognostic factors according to the PD-L1 status
PD-L1 Staining | Test Statistics (χ2; P) | |||
|---|---|---|---|---|
Negative n (%) | Positive n (%) | |||
Renal Pelvis Invasion | No | 115 (92.0) | 18 (90.0) | 0.091; 0.763 |
Yes | 10 (8.0) | 2 (10.0) | ||
Adrenal gland direct Invasion | No | 123 (98.4) | 20 (100) | 0.324; 0.569 |
Yes | 2 (1.6) | 0 (0) | ||
Adrenal Gland Metastasis | No | 123 (98.4) | 19 (95) | 0.754; 0.384 |
Yes | 2 (1.6) | 1 (5) | ||
Sarcomatoid Component | No | 119 (95.2) | 18 (90) | 0.894; 0.344 |
Yes | 6 (4.8) | 2 (10) | ||
Necrosis | No | 80 (64.0) | 13 (65) | 0.007; 0.931 |
Yes | 45 (36.0) | 7 (35) | ||
Lymphovascular Invasion | No | 109 (87.2) | 16 (80) | 0.752; 0.386 |
Yes | 16 (12.8) | 4 (20) | ||
Ureter Invasion | No | 123 (98.4) | 20 (100) | 0.324; 0.569 |
Yes | 2 (1.6) | 0 (0) | ||
Renal Vein Invasion | No | 117 (93.6) | 18 (90) | 0.348; 0.555 |
Yes | 8 (6.4) | 2 (10) | ||
Distant Metastasis | No | 100 (80.0) | 15 (75) | 0.263; 0.608 |
Yes | 25 (20.0) | 5 (25) | ||
Lymph Node Metastasis | No | 117 (93.6) | 19 (95.0) | 0.058; 0.810 |
Yes | 8 (6.5) | 1 (5.0) | ||
WHO/ISUP grade | 1–2 | 68 (54.4) | 6 (30) | 4.108; 0.043 |
3–4 | 57 (45.6) | 14 (70) | ||