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 |