Table 5.
Multivariate Progression-free survival model
| Variable | Levels | HR (95% CI) | p-value |
|---|---|---|---|
| SLN Group | SLN vs. non-SLN | 0.99 (0.59–1.64) | 0.954 |
| Stage | III vs. I/II | 1.49 (0.83–2.67) | 0.18 |
| IV vs. I/II | 4.41 (2.50–7.77) | <0.001 |
Abbreviations: SLN = sentinel lymph node. HR = hazard ratio.