Table 2.
Statistical analysis of cholesteatoma group
| Parameter studied | Reference group | Incus intact n (%) | Incus eroded n (%) | P value |
|---|---|---|---|---|
| Gender | Male | 9 (27.27) | 11 (33.33) | 0.5153 |
| Female | 4 (12.12) | 9 (24.24) | ||
| Age | 10–20 | 2 (6.06) | 3 (9.09) | 0.9120 |
| 20–30 | 3 (9.09) | 7 (21.21) | ||
| 30–40 | 3 (9.09) | 9 (27.27) | ||
| 40–50 | 0 (0) | 1 (3.03) | ||
| > 50 | 1 (3.03) | 4 (12.12) | ||
| Side | Right | 2 (6.06) | 4 (12.12) | 0.9092 |
| Left | 4 (12.12) | 5 (15.15) | ||
| Bilateral | 7 (21.21) | 11 (33.33) | ||
| Ear discharge | Yes | 9 (27.27) | 19 (57.57) | 0.0437* |
| No | 4 (12.12) | 1 (3.03) | ||
| Duration of disease | 1–5 years | 7 (21.21) | 3 (9.09) | 0.0376* |
| 5–10 years | 4 (12.12) | 7 (21.21) | ||
| > 10 years | 2 (6.06) | 10 (30.30) | ||
| PTA degree of hearing loss | Mild | 8 (24.24) | 1 (3.03) | 0.001* |
| Mod | 4 (12.12) | 7 (21.21) | ||
| Mod-severe | 1 (3.03) | 9 (27.27) | ||
| Severe | 0 | 3 (9.09) | ||
| Profound | 0 | 0 | ||
| Type of hearing loss | Conductive | 11 (33.33) | 14 (42.42) | 0.0115* |
| SNHL | 0 | 2 (6.06) | ||
| Mixed | 2 (6.06) | 4 (12.12) | ||
| Mastoid pneumatization | Good | 6 (18.18) | 3 (9.09) | 0.0022* |
| Poor | 7 (21.21) | 17 (51.51) | ||
| Extent of cholesteatoma | Attic | 10 (21.21) | 14 (42.42) | 1.000 |
| Mastoid | 4 (12.12) | 14 (21.21) | 0.0377* | |
| Tympanic sinus | 1 (3.03) | 9 (27.27) | 0.0495* | |
| Middle ear | 3 (9.09) | 11 (33.33) | 0.4519 | |
| Status of other ossicles | I only | 0 | 8 (24.24) | 0.001* |
| I + S | 0 | 2 (6.06) | ||
| I + S + M | 0 | 4 (12.12) | ||
| I + M | 0 | 6 (18.18) |
* P Value <0.05 is significant