Categories | n | 4y-rates (%) | p values |
---|---|---|---|
Age (y) | |||
≧75 | 47 | 37.5 | NS |
<75 | 28 | 40.0 | |
Sex | |||
Male | 50 | 32.7 | NS |
Female | 25 | 47.2 | |
Dmax (Gy) | |||
≧54 | 55 | 47.7 | 0.0184 |
<54 | 20 | 12.9 | |
Fraction size (Gy) | |||
6 | 25 | 19.5 | 0.0458 |
7 | 23 | 31.2 | |
8 | 27 | 55.7 | |
PTV (cc) | |||
≧50 | 28 | 41.2 | NS |
<50 | 47 | 35.5 | |
Tumor location | |||
Anterior | 8 | 14.3 | 0.1097 |
Lateral | 37 | 50.4 | |
Posterior | 30 | 27.1 | |
Rib location | |||
1–4 | 40 | 31.0 | 0.0738 |
5–8 | 35 | 42.1 | |
9–12 | 6 | 75.0 |