Table 1. Clinical and demographic characteristics of the breast cancer patients.
Characteristics | Mean (s.d.) | Range |
---|---|---|
Age late toxicities (years)a | 60.6 (8.57) | 27–88 |
Age radiotherapy (years)b | 64.7 (8.59) | 31–91 |
Total radiation dose (Gy)c | 61.8 (4.10) | 51–71 |
Follow-up time (months) | 51.4 (6.81) | 36–77 |
Frequency | Percent | |
Body mass index (kg/m 2) | ||
<25 | 182 | 44.5 |
25–30 | 161 | 39.4 |
>30 | 66 | 16.1 |
Tumor stage status | ||
In situ | 36 | 8.8 |
1 | 277 | 67.7 |
2 | 92 | 22.5 |
Other or unknown | 1 | 0.2 |
Lymph node status | ||
0 | 314 | 76.8 |
1 | 57 | 13.9 |
Unknown | 38 | 9.3 |
Metastasis status | ||
0 | 261 | 63.8 |
1 | 1 | 0.2 |
Unknown | 147 | 35.9 |
Boost therapy type | ||
Photon | 275 | 67.2 |
Electron | 94 | 23.0 |
No boost | 40 | 9.8 |
Radiotherapy clinic | ||
University of Heidelberg Women's Clinic | 228 | 55.8 |
Karlsruhe St Vincentius clinic | 96 | 23.5 |
Karlsruhe City Hospital | 60 | 14.7 |
University Hospital of Mannheim | 25 | 6.1 |
Age at the time of late toxicities evaluation.
Age at the end of radiation therapy.
Includes irradiation to the whole breast and boost application.