Adverse events, by study group
| Adverse event | Standard care n = 160 | Autoinflation n = 160 | ||
|---|---|---|---|---|
| No. of events | No. (%) affected children | No. of events | No. (%) affected children | |
| Nosebleed | 26 | 24 (15) | 26 | 22 (14) |
| Upper respiratory tract infection | 6 | 6 (4) | 20 | 13 (8) |
| Unspecified respiratory tract Infection | 4 | 4 (3) | 9 | 9 (6) |
| Lower respiratory tract infection | 4 | 4 (3) | 2 | 2 (1) |
| Acute otitis media | 4 | 4 (3) | 6 | 5 (3) |
| Otalgia | 2 | 2 (1) | 8 | 7 (4) |
| Headache | — | — | 2 | 2 (1) |
| Hay fever | — | — | 1 | 1 (1) |
| Hospital admission* | 1 | 1 (1) | 1 | 1 (1) |
↵* Costovertebral angle pain (standard care), acute mastoiditis (autoinflation).