Table 1 Patient characteristics
Characteristics | All (n = 37) | Group A (n = 10) | Group B (n = 9) | Group C (n = 18) | p-value | |
|---|---|---|---|---|---|---|
Age (year) | Median (range) | 65 (32–81) | 65 (32–81) | 67 (57–77) | 63 (44–81) | 0.24 |
Sex | Male | 29 | 8 | 8 | 13 | 0.78 |
Female | 8 | 2 | 1 | 5 | ||
PS | 0 | 20 | 8 | 4 | 8 | 0.3 |
1 | 16 | 2 | 5 | 9 | ||
2 | 1 | 0 | 0 | 1 | ||
Smoking history | Current | 6 | 1 | 0 | 5 | 0.75 |
Past | 19 | 6 | 6 | 7 | ||
No Smoking | 8 | 3 | 1 | 4 | ||
Unknown | 4 | 0 | 2 | 2 | ||
Location | Nasal | 7 | 5 | 1 | 1 | 0.072 |
Maxillary | 15 | 2 | 6 | 7 | ||
Ethmoid | 13 | 3 | 2 | 8 | ||
Sphenoid | 2 | 0 | 0 | 2 | ||
T-stage (UICC8th) | 3 | 4 | 1 | 3 | 0 | 0.0006 |
4a | 12 | 6 | 4 | 2 | ||
4b | 21 | 3 | 2 | 16 | ||
N-stage (UICC8th) | 0 | 35 | 10 | 8 | 17 | 0.5 |
1 | 1 | 0 | 0 | 1 | ||
2b | 1 | 0 | 1 | 0 | ||
Tumor volume (cc) | Median (range) | 46.1 (9.9-194.5) | 42.2 (9.9-105.9) | 40.8 (17.5-136.9) | 46.3 (19.8-194.5) | 0.49 |