Table 1.
Patient demography.
| Subject category | n (%) |
|---|---|
| Total | 106 (100) |
| Benign | 9 (8.5) |
| Renal cell carcinoma (RCC) | 97 (91.5) |
| Age | Median (range) |
| Total | 55.6 (28–74) |
| Men | 56.1 (31–74) |
| Women | 54.2 (28–70) |
| Gender | |
| Men | 79 (74.5) |
| Women | 27 (25.5) |
| Location | |
| Right kidney | 43 (40.6) |
| Left kidney | 62 (58.5) |
| Both | 1 (0.9) |
| Benign subtype | |
| Renal cyst | 2 (1.8) |
| Renal oncocytoma | 1 (0.9) |
| Angiomyolipoma | 5 (4.7) |
| Nephrotuberculosis | 1 (0.9) |
| RCC subtype | |
| Clear cell renal cell carcinoma (ccRCC) | 84 (79.2) |
| Papillary renal cell carcinoma (pRCC) | 2 (1.8) |
| Chromophobe renal cell carcinoma (chRCC) | 3 (2.8) |
| Xp11.2 translocation renal cell carcinoma (Xp11_RCC) | 3 (2.8) |
| Othersa | 5 (4.7) |
| RCC subtype | Stage I/II/III/IVb |
| all RCC | 62/4/17/14 |
| ccRCC | 58/3/12/11 |
| pRCC | 2/0/0/0 |
| chRCC | 2/0/1/0 |
| Xp11_RCC | 0/0/3/0 |
| othersa | 0/1/1/3 |
| Furman's grade | |
| I-II | 56 (57.7) |
| III-IV | 35 (36.1) |
| NA | 6 (6.2) |
| Concentration of preoperative plasma C-reactive protein, mg/dL | |
| ≦0.6 (normal) | 60 (56.6) |
| >0.6 (high) | 23 (21.7) |
| NA | 23 (21.7) |
| Concentration of preoperative plasma fibrinogen, g/L | |
| ≧4 (normal) | 64 (60.4) |
| >4 (high) | 16 (15.1) |
| NA | 26 (24.5) |
a
Others: two types of pathological subtypes coexisting in one patient or unoperated patients with an undetermined pathological subtype.
b
Stage I/II/III/IV: number of patients with different RCC subtypes in different clinical stages.