Demographic characteristics
| Characteristic | Otospongiosis and Cavitary Plaques (n = 30) | Otospongiosis Only (n = 56) | P Value |
|---|---|---|---|
| Median age (yr) | 59 | 51 | .058 |
| Temporal bone involvement | .273 | ||
| Unilateral (No.) (%) | 12 (40) | 14 (25) | |
| Bilateral (No.) (%) | 18 (60) | 42 (75) | |
| Hounsfield unit | 115 | 953 | <.001 |