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Prevalence of Onodi cells in the sphenoid sinus
| Variable | Category | Number | Percentage |
|---|---|---|---|
| Presence of Onodi cells in the sphenoid sinus | Absent | 69 | 71.1 |
| Present | 28 | 28.9 | |
| Total | 97 | 100.0 | |
| Type of Onodi cells in the sphenoid sinus | Lateral | 19 | 67.9 |
| Superior | 5 | 17.9 | |
| Suprolateral | 4 | 14.3 | |
| Total | 28 | 100.0 |
