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Clinical spectrum of acute otitis media.
| None | Unilateral | Bilateral | |
|---|---|---|---|
| % (n) | % (n) | % (n) | |
| Otorrhea | 85.2 (304/357) | 11.2 (40/357) | 3.6 (13/357) |
| Effusion | 20.2 (71/352) | 33.8 (119/352) | 46.0 (162/352) |
| Bulging | 10.3 (37/358) | 71.0 (254/358) | 18.7 (67/358) |
Missing values (otorrhea: 5, effusion: 10, bulging: 4) were due to incomplete questionnaires.
