Table 3.
Impact of number of positive LNs in N+ patients on CSM (multivariable)
| Variable | HR | 95% CI | P value |
|---|---|---|---|
| Number of pos. LN | 1.055 | 1.00–1.11 | 0.049 |
| Age at surgery | 1.003 | 0.98–1.03 | 0.769 |
| Sex | |||
| Female | Ref. | ||
| Male | 0.647 | 0.38–1.10 | 0.110 |
| Tumor size | 1.019 | 0.96–1.09 | 0.544 |
| Tumor thrombus level | |||
| TT0/1 | Ref. | ||
| TT2 | 0.904 | 0.48–1.71 | 0.756 |
| TT3 | 1.109 | 0.52–2.39 | 0.791 |
| TT4 | 1.736 | 0.79–3.79 | 0.167 |
| Fat invasion | |||
| No | Ref. | ||
| Yes | 1.069 | 0.58–1.96 | 0.830 |
| Sarcomatoid features | |||
| No | Ref. | ||
| Yes | 2.232 | 1.00–5.00 | 0.051 |
| Year of surgery | 0.996 | 0.95–1.05 | 0.870 |