Table-II.
PTA Findings, Degree of hearing loss and outcome of Traumatic Tympanic Membrane Perforation (n=114).
| Pure Tone Audiometry(PTA) findings | ||
|---|---|---|
| Item | Frequency | Percent (%) |
| Conductive Hearing Loss | 94 | 82.5 |
| Sensorineural Hearing Loss | 17 | 14.9 |
| Mixed Hearing Loss | 3 | 2.6 |
| Total | 114 | 100.0 |
| Degree of hearing Impairment | ||
| Mild Hearing Loss | 59 | 51.8 |
| Moderate Hearing Loss | 40 | 35.1 |
| Severe Hearing Loss | 15 | 13.2 |
| Total | 114 | 100.0 |
| Outcome Traumatic Tympanic Membrane Perforation | ||
| Spontaneous Healing | 97 | 85.1 |
| Overlay Myringoplasty | 7 | 6.1 |
| Underlay Myringoplasty | 3 | 2.6 |
| Tympanoplasty Type I | 4 | 3.5 |
| Tympanoplasty Type II | 2 | 1.8 |
| Tympanoplasty Type III | 1 | .9 |
| Total | 114 | 100.0 |