Table 6.
Radiation pneumonitis according to grade
| |
All |
Grades 0, 1 |
Grades 2, 3 |
p
value |
|---|---|---|---|---|
| (n = 81) | (n = 72) | (n = 9) | ||
| Age (years) |
|
|
|
|
| median (range) |
80 (64–93) |
80 (64–88) |
85 (70–93) |
0.018* |
| CTV (cc) |
|
|
|
|
| median (range) |
12.4 (1.1–91) |
12.4 (1.1–61.8) |
14.8 (2.9–91) |
0.49 |
| PTV (cc) |
|
|
|
|
| median (range) |
57.0 (9.3–224) |
55.9 (9.3–224) |
57.6 (22.7–215) |
0.43 |
| V20 (%) |
|
|
|
|
| median (range) |
5.3(1.5–16) |
5.1 (1.5–16) |
6.8 (3.7–11.1) |
0.054 |
| MLD (Gy) |
|
|
|
|
| median (range) | 3.8 (1.2–9.2) | 3.75 (1.2–9.2) | 4.8 (2.9–6.9) | 0.052 |
*p < 0.05.