Table 2 Comparison of surgical outcomes and operative time in both groups
Surgical outcomes | Endoscopic push-through myringoplasty (N = 35) | Microscopic overlayer myringoplasty (N = 35) | p-value |
|---|---|---|---|
Air conduction threshold (mean ± SD; dB) | |||
Preoperative | 39.9 ± 13.7 | 40.7 ± 12.5 | 0.216 |
Postoperative | 28.6 ± 14.2 | 33.6 ± 15.8 | 0.101 |
p-value | < 0.0001 | 0.002 | |
Bone conduction threshold (mean ± SD; dB) | |||
Preoperative | 18.0 ± 7.5 | 19.0 ± 7.5 | 0.315 |
Postoperative | 17.0 ± 8.3 | 18.0 ± 7.9 | 0.610 |
p-value | 0.178 | 0.379 | |
Air-Bone gap (mean ± SD; dB) | |||
Preoperative | 22.0 ± 9.9 | 22.0 ± 9.0 | 0.963 |
Postoperative | 11.0 ± 9.6 | 16.0 ± 13.0 | 0.108 |
p-value | < 0.0001 | 0.006 | |
Overall tympanic membrane closure: n (%) | 27 (77.1%) | 24 (68.6%) | 0.591 |
Tympanic membrane closure in patients with | |||
Small perforation (≤ 40%) | 11 (31.4%) | 13 (37.1%) | 0.589 |
Medium perforation (41–69%) | 10 (28.6%) | 7 (20.0%%) | 0.369 |
Large perforation (≥ 70%) | 6 (17.1%) | 4 (11.4%) | 0.225 |
Operative time (mean ± SD; min) | 57.8 ± 16.7 | 86.0 ± 33.0 | < 0.001 |