TABLE 1.
Patient and treatment characteristics.
| Characteristic | N | % | |
|---|---|---|---|
| Age | |||
| Mean (SD) | 45 (10) years | ||
| Minimum | 28 | ||
| Maximum | 66 | ||
| T classification | |||
| ypT0 | 2 | 8.7 | |
| pTis | 1 | 4.3 | |
| pT1 | 10 | 43.5 | |
| ypT1 | 2 | 8.7 | |
| pT2 | 5 | 21.7 | |
| ypT2 | 2 | 8.7 | |
| ypT3 | 1 | 4.3 | |
| N classification | |||
| N0 | 14 | 60.9 | |
| N1 | 5 | 21.7 | |
| N2 | 3 | 13.0 | |
| N3 | 1 | 4.3 | |
| Fractionation regimen | |||
| Hypofractionation | 21 | 91.3 | |
| Conventional | 2 | 8.7 | |
| Target volume | |||
| WBRT | 16 | 69.6 | |
| CW | 7 | 30.4 | |
| Boost | |||
| SIB | 14 | 60.9 | |
| SEB | 2 | 8.7 | |
| No boost | 7 | 30.4 | |
| Locoregional lymph nodes | |||
| No | 15 | 65.2 | |
| Yes | 8 | 34.8 | |
Abbreviations: CV, chest wall; SEB, sequential boost; SIB, simultaneous integrated boost; WBRT, whole breast irradiation.