Table 6.
The comparison of clinicopathological characteristics between EBV positive and negative RCC patients (n = 122)
| Variable | All patients | EBV positive patients N (%) |
EBV negative patients N (%) |
p value |
|---|---|---|---|---|
| Total | 122 (100) | 33 (27.0) | 89 (72.9) | |
| Gender | ||||
| Male | 70 (57.4) | 17 (51.1) | 53 (59.5) | 0.425 |
| Female | 52 (42.6) | 16 (48.4) | 36 (40.4) | |
| Age | ||||
| ≥ 54 | 58 (47.5) | 17 (51.1) | 41 (46) | 0.592 |
| ˂ 54 | 64 (52.5) | 16 (48.4) | 48 (53.9) | |
| Tumor location | ||||
| Right | 67 (54.9) | 19 (57.5) | 48 (53.9) | 0.719 |
| Left | 55 (45.1) | 14 (42.4) | 41 (46) | |
| Tumor grade | ||||
| G1 | 55 (45.1) | 13 (39.3) | 42 (47.1) | 0.893 |
| G2 | 44 (36.1) | 13 (39.3) | 31 (34.8) | |
| G3 | 20 (16.4) | 6 (18.1) | 14 (15.7) | |
| G4 | 3 (2.4) | 1 (3) | 2 (2.2) | |
| pT category | ||||
| pT1 | 58 (47.5) | 16 (48.4) | 42 (47.1) | 0.725 |
| pT2 | 43 (35.2) | 13 (39.3) | 30 (33.7) | |
| pT3 | 19 (15.6) | 4 (12.1) | 15 (16.8) | |
| pT4 | 2 (1.6) | 0 | 2 (2.2) | |
| Histologic types | ||||
| Conventional | 77 (63.1) | 23 (69.7) | 54 (60.6) | 0.357 |
| Papillary | 26 (21.3) | 6 (18.1) | 20 (22.4) | |
| Chromophobe | 14 (11.5) | 2 (6) | 12 (13.4) | |
| Collecting duct | 1 (0.8) | 1 (3) | 0 | |
| Unclassified | 4 (3.3) | 1 (3) | 3 (3.3) | |
pT primary tumor