Table 2.
Univariate and multivariate analyses by Cox regression of basal tumors, IPC series
| Univariate Analysis | Multivariate Analysis | |||||
|---|---|---|---|---|---|---|
| N | HR [95% CI] | p-value | N | HR [95% CI] | p-value | |
| Age ≤50 (vs > 50 y) | 73 | 1.83 [0.79-4.26] | 0.16 | |||
| pT > 20 mm (vs ≤ 20 mm) | 73 | 1 [0.96-1.05] | 0.95 | |||
| pN pos (vs neg) | 73 | 1.93 [0.88-4.24] | 0.1 | |||
| Grd 2-3 (vs 1)* | 73 | 0.15 [0.02-1.18] | 0.07 | |||
| ER pos (vs neg) | 73 | 1.08 [0.25-4.68] | 0.91 | |||
| Vascular invasion | 72 | 2.32 [1.04-5.18] | 0.04 | 72 | 2.30 [1.03-5.14] | 0.04 |
| Lymphocyte infiltrate ** | 71 | 0.38 [0.11-1.28] | 0.12 | |||
| Chemotherapy | 73 | 0.62 [0.18-2.12] | 0.62 | |||
| Hormone therapy | 72 | 1.76 [0.64-4.81] | 0.27 | |||
| Immune metagene High (vs Low) | 73 | 0.21 [0.06-0.70] | 0.01 | 72 | 0.22 [0.07-0.73] | 0.01 |
* Only 1 tumor was grade 1
**absent to low vs moderate to high.