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Utilization of adjuvant therapy, by treatment approach and pathologic N stage
| Adjuvant therapy | Total (n = 786) | Node negative (n = 549) | Node positive (n = 237) | p-value |
|---|---|---|---|---|
| Any therapy (either) | 179 (22.8%) | 60 (10.9%) | 119 (50.2%) | < 0.001 |
| Chemotherapy alone | 61 (7.8%) | 24 (4.4%) | 37 (15.6%) | < 0.001 |
| Radiation alone | 23 (2.9%) | 11 (2%) | 12 (5.1%) | 0.04 |
| Chemoradiation | 95 (12.1%) | 25 (4.6%) | 70 (29.5%) | < 0.001 |
