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Correlation of hearing loss (air conduction threshold level) with ossicular chain status
| Hearing loss (dB) Air conduction |
Mucosal n = 45 |
Squamosal n = 53 |
||
|---|---|---|---|---|
| Intact | Erosion | Intact | Erosion | |
| 20–40 (mild) | 08(17.7%) | 02(4.4%) | 01(1.8%) | 14(26.4%) |
| 41–70 (moderate) | 14(31.1%) | 18(40%) | 03(5.6%) | 28(52.8%) |
| 71–95 (severe) | 01(2.2%) | 02(4.4%) | 00 | 07(13.2%) |
| > 96 (profound) | 00 | 00 | 00 | 00 |
| p value | < 0.05 | < 0.05 | ||
