Table 4 Multivariate analysis of outcomes
From: Radiation dose escalation for loco-regional recurrence of breast cancer after mastectomy
LRR after XRT | Comparison | RR | p-value |
|---|---|---|---|
·Primary diagnosis | |||
Size | Continous | 1.29 | 0.02 |
·Recurrence | |||
Time to LRR | Continous | 0.97 | 0.03 |
Gross tumor at XRT | Yes vs. No | 18.15 | 0.001 |
Her 2 status | Positive vs. Negative | 5.00 | 0.03 |
OS after XRT | Comparison | RR | p-value |
·Primary diagnosis | |||
Tumor stage | T2-4 vs. T1 | 2.54 | 0.001 |
Positive Nodes | Positive vs. Negative | 2.49 | 0.01 |
Nodal LRR | Yes vs. No | 1.96 | 0.05 |
·Recurrence | |||
ER status | Positive vs. Negative | 0.37 | 0.005 |
Gross tumor at XRT | Yes vs. No | 1.95 | 0.002 |
DFS after XRT | Comparison | RR | p-value |
·Primary diagnosis | |||
Percent Positive Nodes | <25% vs. Negative | 1.79 | 0.03 |
≥25% vs. <25% | 2.73 | <0.001 | |
Tumor stage | T2-4 vs. T1 | 2.02 | 0.01 |
·Recurrence | |||
Gross tumor at XRT | Yes vs. No | 1.79 | 0.02 |
DMFS after XRT | Comparison | RR | p-value |
·Primary diagnosis | |||
Percent Positive Nodes | <25% vs. Negative | 2.30 | 0.003 |
≥25% vs. <25% | 3.40 | <0.001 | |
·Recurrence | |||
Size | ≥2 cm vs. < 2 cm | 1.63 | 0.05 |
Gross tumor at XRT | Yes vs. No | 2.07 | 0.003 |