Table 3 Survival outcomes of gallbladder metastasis from RCC
From: Metastatic polyp of the gallbladder from renal cell carcinoma
| Â | Median (range) | 1Â year survival | 3Â year survival | 5Â year survival | P value |
|---|---|---|---|---|---|
Mean ± SD, month | |||||
Overall, n = 26 | 26.5 (1 – 132) | 91.5% | 76.2% | 59.3% |  |
35.3 ± 31.4 | |||||
Gallbladder metastasis | Â | Â | Â | Â | 0.333 |
 Solitary, n = 15 | 27 (6 – 96) | 93.3% | 80.0% | 80.0% |  |
40.6 ± 26.4 | |||||
 Combined with other site metastasis, n = 11 | 12 (1 – 132) | 87.5% | 70.0% | 23.3% |  |
28.1 ± 37.4 | |||||
Gall stone | Â | Â | Â | Â | 0.831 |
 Without, n = 15 | 24 (1 – 96) | 92.3% | 76.9% | 46.2% |  |
30.4 ± 25.9 | |||||
 With, n = 6 | 26 (6 – 47) | 100% | 66.7% | 66.7% |  |
25.5 ± 15.1 | |||||
Symptom | Â | Â | Â | Â | 0.317 |
 Without, n = 19 | 26 (1 – 132) | 94.4% | 84.0% | 60.0% |  |
36.9 ± 32.0 | |||||
 With, n = 6 | 18.5 (3 – 96) | 75.0% | 50.0% | 50.0% |  |
31.5 ± 36.0 | |||||
Timing of metastasis | Â | Â | Â | Â | 0.325 |
 Synchronous, n = 8 | 25 (1 – 132) | 85.7% | 85.7% | 85.7% |  |
38 ± 42.1 | |||||
 Metachronous, n = 17 | 27 (3 – 96) | 93.3% | 70.0% | 46.7% |  |
33.4 ± 27.4 | |||||
Tumor size | Â | Â | Â | Â | 0.607 |
  ≤ 2 cm, n = 9 | 37 (6 – 132) | 88.9% | 74.1% | 44.4% |  |
42.4 ± 37.7 | |||||
  > 2 cm, n = 16 | 24 (1 – 96) | 92.3% | 76.9% | 76.9% |  |
31.9 ± 29.0 | |||||
Cholecystectomy | Â | Â | Â | Â | 0.398 |
 Open, n = 23 | 27 (1 – 132) | 90.5% | 74.0% | 55.5% |  |
37.1 ± 32.4 | |||||
 Laparoscopic, n = 3 | 12 (6 – 47) | 100% | 100% | 100% |  |
21.7 ± 22.1 |