Table II.
Comparison between EEA and a combined EEA-OPF approach in the population.
| EEA | EEA-OPF | |
|---|---|---|
| N (% / IQR) | N (% / IQR) | |
| Number of patients | 18 (60%) | 12 (40%) |
| Median age (years) | 55 (45-62) | 63 (54-78) |
| Previous sinonasal surgery | ||
| Yes, for previous IP | 6 (33.3%) | 5 (41.7%) |
| Yes, for other pathologies | 5 (27.8%) | 2 (16.6%) |
| No | 7 (38.9%) | 5 (41.7%) |
| Insertion point | ||
| Infundibulum | 3 (16.7%) | 1 (8.3%) |
| Posterior wall | 3 (16.7%) | 2 (16.7%) |
| Anterior wall | 2 (11.1%) | 1 (8.3%) |
| Lateral recess | 1 (5.6%) | - |
| Medial wall | 1 (5.6%) | - |
| Orbital roof | 2 (11.1%) | 2 (16.7%) |
| Diffuse insertion in the frontal sinus | 1 (5.6%) | - |
| Unknown | 5 (27.8%) | 6 (50%) |
| Lateral frontal sinus extension (in relation to the orbital roof) | ||
| Medial third | 2 (11.1%) | 2 (16.7%) |
| Central third | 12 (66.7%) | 7 (58.3%) |
| Lateral third | 4 (22.2%) | 3 (25%) |
| Posterior wall shape | ||
| Straight | 2 (11.1%) | 2 (16.7%) |
| C-shaped | 9 (50%) | 6 (50%) |
| S-shaped | 5 (27.7%) | 2 (16.7%) |
| Unknown | 2 (11.1%) | 2 (16.7%) |
| Inter-orbital distance (median in mm) | 22.3 (20.6-25.4) | 21.2 (19-25.1) |
| Anteroposterior recess distance (median in mm) | 8.3 (6.9-11.3) | 10 (7.9-12.6) |
| Follow-up (months) | 32.5 (14-43.7) | 40.5 (17.7-132.7) |
| Recurrence | ||
| Yes | 2 (11.1%) | 1 (8.3%) |
| Inside frontal sinus | 2 (100%) | - |
| Outside frontal sinus | - | 1 (100%) |
| No | 16 (88.9%) | 11 (91.7%) |
| Postoperative complications | ||
| Yes | 6 (33.3%) | 8 (66.7%) |
| Mucoceles | 5 (83.3%) | 8 (100%) |
| Inflammatory stenosis | 1 (16.7%) | - |
| No | 12 (66.7%) | 3 (25%) |
| Unknown | - | 1 (8.3%) |
| EEA: endoscopic endonasal approach; OPF: osteoplastic flap; IQR: interquartile range. | ||