Table 1.
Effect of preoperative variables on the primary surgical outcome.
| Variable | Number of ears with closed tympanic membrane (%) | Number of ears with residual perforation (%) | p-value |
|---|---|---|---|
| Age | |||
| ≤18 years | 14 (70%) | 6 (30%) | 0.970 (Chi-Square) |
| >18 years | 48 (69.56%) | 21 (30.44%) | |
| Gender | |||
| Female | 31 (62%) | 19 (38%) | 0.750 (Chi-Square) |
| Male | 31 (79.48%) | 8 (20.52%) | |
| Perforation size | |||
| Small (<25%) | 11 (84.61%) | 2 (15.38%) | |
| Moderate (25–75%) | 19 (76%) | 6 (24%) | 0.298 (Fisher's exact test) |
| Large (>75%) | 29 (64.4%) | 16 (35.6%) | |
| Time without otorrhea | |||
| ≤3 months | 8 (50%) | 8 (50%) | 0.041∗ (Chi-Square) |
| >3 months | 53 (75.71%) | 17 (24.28%) | |
| Contralateral ear disease | |||
| Yes | 32 (71.1%) | 13 (28.9%) | 0.764 (Chi-Square) |
| No | 30 (68.18%) | 14 (31.81%) | |
| Operated side | |||
| Right | 32 (65.3%) | 17 (34.7%) | 0.322 (Chi-Square) |
| Left | 30 (75%) | 10 (25%) | |
| Reoperation | |||
| Yes | 9 (75%) | 3 (25%) | 1 (Fisher's exact test) |
| No | 53 (68.8%) | 24 (31.2%) | |
| Technique | |||
| EAT | 34 (85%) | 6 (15%) | 0.004∗ (Chi-Square) |
| MAT | 28 (57.14%) | 21 (42.86%) | |
| Type of graft | |||
| Temporal fascia | 28 (57.14%) | 21 (42.86%) | 0.002∗ (Fisher's exact test) |
| Cartilage with or without perichondrium | 32 (88.88%) | 4 (11.12%) | |