Radiotherapy-induced mucositis | |||||
---|---|---|---|---|---|
Grade 1&2 | Grade 3 | ||||
N = 60 | N = 39 | ||||
Characteristic | Category | N | % | N | % |
Sex | Male | 56 | 93 | 36 | 92 |
Female | 4 | 7 | 3 | 8 | |
Age | Median (25–75% tile) | 65.0 (59.5–72.0) | 66.0 (63.0–71.5) | ||
BMI (kg/m2) | Median (25–75% tile) | 21.6 (18.7–24.0) | 21.1 (19.3–24.3) | ||
Smoking (pack-years) | Median (25–75% tile) | 29.6 (15.0–42.9) | 40.0 (17.5–63.8) | ||
EOCG PS | 0 | 27 | 45 | 21 | 54 |
1 | 25 | 42 | 17 | 44 | |
2 | 6 | 10 | 1 | 3 | |
3 | 2 | 3 | 0 | 0 | |
Diabetes mellitus | Without | 47 | 78 | 32 | 82 |
With | 13 | 22 | 7 | 18 | |
Primary tumor location | Hypopharynx | 52 | 87 | 33 | 85 |
Larynx | 8 | 22 | 6 | 15 | |
Stage | 1 | 3 | 5 | 0 | 0 |
2 | 7 | 12 | 6 | 15 | |
3 | 11 | 18 | 9 | 23 | |
4 | 39 | 65 | 24 | 62 | |
Concomitant chemoradiotherapy | Radiotherapy alone | 9 | 15 | 2 | 5 |
BRT | 11 | 18 | 3 | 8 | |
CRT | 40 | 67 | 34 | 87 | |
Total radiation dose (Gy) | Median (25–75% tile) | 70.0 (63.0–70.0) | 70.0 (66.0–70.0) | ||
Radiotherapy method | IMRT | 24 | 40 | 19 | 49 |
3D-CRT | 36 | 60 | 20 | 51 | |
Radiation field laterality | Bilateral | 59 | 98 | 38 | 97 |
Lateral | 1 | 2 | 1 | 3 | |
Completion of radiotherapy | Completion | 55 | 92 | 35 | 90 |
Discontinuation | 3 | 5 | 2 | 5 | |
Treatment pause | 2 | 3 | 2 | 5 | |
NLR | Median (25–75% tile) | 2.6 (2.0–4.7) | 4.2 (2.1–11.5) | ||
NLR < 5 | 46 | 77 | 23 | 59 | |
NLR > 5 | 14 | 23 | 16 | 41 | |
albumin (g/dL) | Median (25–75% tile) | 3.7 (3.5–4.2) | 3.8 (3.5–4.1) | ||
Hemoglobin (mg/dL) | Median (25–75% tile) | 13.1 (11.9–14.1) | 13.3 (11.6–14.4) | ||
Urea nitrogen (mg/dL) | Median (25–75% tile) | 13 (11–17) | 14 (12–19) | ||
Creatinine (mg/dL) | Median (25–75% tile) | 0.76 (0.67–0.92) | 0.78 (0.68–0.92) |