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Prevalence of respiratory viruses in middle-ear fluid of 456 children with acute otitis media (modified from Heikkinen et al57).
| Virus | Number of cases | |
|---|---|---|
| Viral infection | Virus in middle-ear fluid | |
| RSV | 65 | 48 (74 %) |
| Parainfluenza virus | 29 | 15 (52%) |
| Influenza virus | 24 | 10 (42%) |
| Enterovirus | 27 | 3 (11%) |
| Adenovirus | 23 | 1 (4%) |
