Table 2: Comparison of Pre operative and Post operative ASSR (n = 40).
| Comparison of Pre operative and Post operative ASSR (n = 40) | ||
| Pre op Mean ± s.d.(n) | Post op Mean ± s.d.(n) | |
| Normal hearing | - | 19.30 ± 2.95 (24) |
| Mild (25-40 dB) hearing loss | 27.3 ± 37.8 (22) | 30.160 ± 2.89 (14) |
| Moderate (41-55 dB) hearing loss | 40.3 ± 52.8 (14) | 47.625 ± 7.375 (2) |
| Moderately severe (56-70 dB) hearing loss | 55.3 ± 67.8 (4) | 0 |
| Severe (71-90 dB) hearing loss | 0 | 0 |
| All the patients | 41.56 ± 11.05 | 24.65 ± 8.47 |