Table 4.
Impact of LN density in N+ patients on CSM (multivariable)
| Variable | HR | 95% CI | P value |
|---|---|---|---|
| Lymph density | |||
| <0.20 | Ref. | ||
| ≥0.20 | 1.993 | 1.06–3.74 | 0.031 |
| Age at surgery | 1.007 | 0.98–1.03 | 0.561 |
| Sex | |||
| Female | Ref. | ||
| Male | 0.671 | 0.38–1.18 | 0.169 |
| Tumor size | 1.036 | 0.97–1.10 | 0.275 |
| Tumor thrombus level | |||
| TT0/1 | Ref. | ||
| TT2 | 0.867 | 0.44–1.71 | 0.680 |
| TT3 | 1.461 | 0.67–318 | 0.339 |
| TT4 | 2.219 | 1.03–4.77 | 0.041 |
| Fat invasion | |||
| No | Ref. | ||
| Yes | 1.343 | 0.71–2.55 | 0.368 |
| Sarcomatoid features | |||
| No | Ref. | ||
| Yes | 2.200 | 1.04–4.64 | 0.038 |
| Year of surgery | 0.997 | 0.94–1.05 | 0.913 |