Table 2 Characteristic of treated brain metastasis
Surgery + HFSRT N = 105 | HFSRT N = 429 | pvalue | |
|---|---|---|---|
Size | <.0001 | ||
< 2.5 cm | 29 (29.0%) | 246 (63.2%) | |
2.5–4 cm | 47 (47.0%) | 123 (31.6%) | |
> 4 cm | 24 (24.0%) | 20 (5.1%) | |
5 | 40 | ||
Total dose and fractionation (gy) | <.0001 | ||
27 | 12 (11.4%) | 202 (47.1%) | |
30 | 54 (51.4%) | 108 (25.2%) | |
35 | 39 (37.1%) | 119 (27.7%) | |
WBRT | 0.0329 | ||
Yes | 3 (2.9%) | 35 (8.1%) | |
No | 102 (97.1%) | 394 (91.9%) | |
Tumor Histology | 0.5626 | ||
Breast | 13 (12.4%) | 53 (12.4%) | |
Kidney | 7 (6.7%) | 40 (9.3%) | |
Lung | 64 (61.0%) | 231 (53.8%) | |
Melanoma | 3 (2.9%) | 25 (5.8%) | |
Other | 18 (17.1%) | 80 (18.6%) | |
Location | 0.0614 | ||
Brainstem | 0 (0.0%) | 15 (3.5%) | |
Infratentorial | 32 (30.5%) | 100 (23.3%) | |
Supratentorial | 73 (69.5%) | 314 (73.2%) | |
radiosensible | 0.4984 | ||
Yes | 84 (80.0%) | 330 (76.9%) | |
No | 21 (20.0%) | 99 (23.1%) |