| Local Recurrence | ||||
Trials | N | F/U (years) | No RT/No TAM | RT + TAM | Risk Reduction |
NSABP B17/B24 | 403/899 | 15.0 | 35.1% | 16.0% | 54% |
UK/ANZ | 531/252 | 12.7 | 26.0% | 8.7% | 67% |