Table 5. Cox proportional hazard analysis of prognostic factors for recurrence-free survival in patients undergoing surgery for non-metastatic renal cell carcinoma.
| Factor | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
| HR (95% CI) | p-value | HR (95% CI) | p-value | |
| Sex, male | 0.869 (0.466–1.621) | 0.659 | 1.206 (0.590–2.465) | 0.607 |
| Age | 1.007 (0.983–1.033) | 0.565 | 1.004 (0.977–1.032) | 0.758 |
| Symptomatic | 2.538 (1.234–5.219) | 0.011 | 0.896 (0.390–2.060) | 0.796 |
| Body mass index | 0.911 (0.823–1.008) | 0.071 | 0.968 (0.861–1.089) | 0.592 |
| Tumor size | 1.471 (1.334–1.621) | 0.000 | 1.317 (1.136–1.526) | 0.000 |
| pT | 2.433 (1.860–3.182) | 0.000 | 2.140 (1.373–3.337) | 0.001 |
| Fuhrman grade | 2.496 (1.578–3.947) | 0.000 | 1.619 (0.956–2.744) | 0.073 |
| rNLR ≥1.9 | 3.656 (1.952–6.846) | 0.000 | 1.692 (0.795–3.604) | 0.173 |
| rPLR ≥135 | 1.862 (0.947–3.663) | 0.072 | 1.358 (0.562–3.281) | 0.496 |
rNLR, neutrophil-to-lymphocyte ratio at recurrence or quasi-recurrence; rPLR, platelet-to-lymphocyte ratio at recurrence or quasi-recurrence; HR, hazard ratio; CI, confidence interval.