Table 1.
Clinical characteristics of 87 patients with SCC/IP
| Characteristics | Values |
|---|---|
| Age, years, mean (range) | 54 (17–80) |
| Male/female, n | 64/23 |
| Primary site, n (%) | |
| Ethmoid region | 12 (13.8) |
| Maxillary sinus | 21 (24.1) |
| Lateral nasal wall | 19 (21.8) |
| Sphenoid sinus | 7 (8.1) |
| Frontal sinus | 4 (4.6) |
| Inferior turbinate | 5 (5.8) |
| Septum | 3 (3.4) |
| Unidentified | 16 (18.4) |
| Stage, n (%) | |
| I–II | 13 (14.9) |
| III | 30 (34.5) |
| IV | 44 (50.6) |
| T1 | 2 (2.3) |
| T2 | 12 (13.8) |
| T3 | 30 (34.5) |
| T4a | 29 (33.3) |
| T4b | 14 (16.1) |
| N0 | 57 (65.5) |
| N1 | 2 (2.3) |
| N2 | 2 (2.3) |
| N3 | 1 (1.15) |
| Pathology, n (%) | |
| Well differentiated | 20 (23.0) |
| Moderately differentiated | 45 (51.7) |
| Poorly differentiated | 22 (25.3) |
SCC: Squamous cell carcinoma; IP: Inverted papilloma.