Table 1 Patient and tumour characteristics
Characteristics | Number (n = 43) | Percent |
|---|---|---|
Gender | ||
Male | 25 | 60 |
Female | 18 | 40 |
Tobacco use at diagnosis | ||
Ex smoker | 8 | 19 |
Current smoker | 15 | 35 |
No smoker | 7 | 16 |
Not documented | 13 | 30 |
Tumour localisation | ||
Maxillary sinus | 20 | 47 |
Ethmoid sinus | 1 | 2 |
Nasal cavity | 22 | 51 |
Nasal vestibule | 10 | 23 |
Nasal septum | 3 | 7 |
Floor and lateral wall | 9 | 21 |
T stage | ||
T0 | 0 | 0 |
T1 | 6 | 14 |
T2 | 6 | 14 |
T3 | 2 | 5 |
T4a | 23 | 53 |
T4b | 6 | 14 |
N stage | ||
N0 | 38 | 88 |
N1 | 4 | 9 |
N2a | 0 | 0 |
N2b | 0 | 0 |
N2c | 1 | 3 |
Stage group (AJCC 2010) | ||
I | 6 | 14 |
II | 6 | 14 |
III | 2 | 5 |
IVa | 23 | 53 |
IVb | 6 | 14 |
Histopathology | ||
SCC | 43 | 100 |
Histopathological differentiation | ||
Well differentiated | 7 | 16 |
Moderately differentiated | 18 | 40 |
Poorly differentiated | 10 | 23 |
Undifferentiated | 3 | 7 |
Not documented | 6 | 14 |
Nodal involvement | ||
Yes | 3 | 7 |
No | 40 | 93 |
Nodal ECE | ||
Yes | 1 | 20 |
No | 4 | 80 |
Tumor invasion | ||
Cranial | 2 | 5 |
Orbital | 2 | 5 |
Skin | 7 | 16 |