| Virus | All subjects*(n = 304) | Subjects with full array of viral diagnostic tests*(n = 225) |
| Rhinovirus | 31 (10) | 30 (13) |
| Influenza A | 23 (8) | 22 (10) |
| Influenza B | 6 (2) | 5 (2) |
| RSV | 12 (4) | 8 (4) |
| Adenovirus | 11 (4) | 10 (4) |
| Parainfluenza | 6 (2) | 2 (1) |
| Coronavirus 229E | 4 (1) | 3 (1) |
| Coronavirus OC43 | 2 (1) | 2 (1) |
| Metapneumovirus | 0 (0) | 0 (0) |
| Total | 95 | 82 |
Data shown as number (%).
*More than one virus was detected in some patients.
RSV, respiratory syncytial virus.