Table 5. Comparison of characteristics of patients with metastasectomy and patients without metastasectomy.
| Characteristics | Metastasectomy (n=43) | No metastasectomy (n=56) | χ2 test |
|---|---|---|---|
| KPS | |||
| 100% | 29 (67.4%) | 40 (71.4%) | P=0.357 |
| 90% | 10 (23.3%) | 8 (14.3%) | |
| ⩽80% | 4 (9.3%) | 8 (14.3%) | |
| Haemoglobin normal ⩾11.5 g dl−1 | 35 (81.4%) | 43 (76.8%) | P=0.519 |
| LDH cutoff <300 U l−1 | 37 (86%) | 44 (78.6%) | P=0.685 |
| CRP <8 mg dl−1 | 18 (41.9%) | 23 (41.1%) | P=0.471 |
| Risk groups | |||
| Low risk | 3 (7%) | 29 (51.8%) | |
| Medium risk | 16 (37.2%) | 16 (28.6%) | |
| High risk | 24 (55.8%) | 5 (8.9%) | |
| Histology | |||
| Clear cell | 40 (93%) | 45 (80.3%) | |
| Papillary | 3 (7%) | 9 (16.1%) | |
| Collecting duct | 0 | 2 (3.6%) | P=0.173 |
CRP=C-reactive protein; KPS=Karnofsky performance status.