Table 4.
Multivariate analysis of the predictors for disease specific survival in patients diagnosed with RCC in Iceland, 1971–2005
| Hazard ratio | 95% CI | p-value | |
|---|---|---|---|
| Tumor size (cm) |
1.05 |
1.02–1.09 |
0.01 |
| Later diagnostic year (by decades) |
0.90 |
0.85-0.95 |
0.01 |
| Incidental detection |
0.74 |
0.52–1.03 |
0.08 |
| Left sided tumour |
1.14 |
0.91-1.41 |
0.24 |
| TNM group stage |
|
|
|
| 1 |
1 |
- |
- |
| 2 |
2.34 |
1.36-3.99 |
<0.001 |
| 3 |
3.54 |
2.21-5.71 |
<0.001 |
| 4 |
13.16 |
8.14-21.28 |
<0.001 |
| Fuhrman nuclear grade |
|
|
|
| 1 |
1 |
- |
- |
| 2 |
0.79 |
0.41-1.54 |
0.49 |
| 3 |
1.10 |
0.56-2.13 |
0.78 |
| 4 |
1.74 |
0.86-3.49 |
0.12 |
| Histology |
|
|
|
| Clear cell |
1 |
- |
- |
| Chromophobe |
0.13 |
0.01-0.97 |
0.046 |
| Papillary |
0.88 |
0.52-1.46 |
0.61 |
| Other/unknown | 1.61 | 0.39–6.64 | 0.51 |