Table 2.
Characteristic and clinical symptoms of different viral infections by age group
| All | EnV/RhV | IFVA | IFVB | MPV | RSV | PIV | CoV | AdV | BoV | Negative | p | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Age 0–5 years (n) | 591 | 234 | 119 | 31 | 69 | 90 | 42 | 19 | 29 | 6 | 231 | |
| Male (%) | 50.9 | 52.1 | 56.3 | 51.6 | 43.5 | 55.6 | 52.4 | 42.1 | 27.6 | 66.7 | 49.4 | 0.149 |
| Fever (%) | 56.5 | 43.6 | 83.2 | 80.6 | 52.2 | 47.8 | 61.9 | 47.4 | 82.8 | 50.0 | 58.9 | 0.000 |
| Cough (%) | 84.3 | 83.8 | 84.9 | 74.2 | 100.0 | 96.7 | 76.2 | 63.2 | 58.6 | 100.0 | 68.0 | 0.000 |
| Runny nose (%) | 83.6 | 90.2 | 80.7 | 83.9 | 73.9 | 85.6 | 73.8 | 84.2 | 69.0 | 83.3 | 71.0 | 0.003 |
| Sputum (%) | 48.7 | 46.2 | 48.7 | 35.5 | 55.1 | 72.2 | 35.7 | 31.6 | 34.5 | 66.7 | 34.6 | 0.000 |
| Age 6–15 years (n) | 752 | 256 | 290 | 101 | 42 | 13 | 21 | 40 | 24 | 0 | 516 | |
| Male (%) | 49.9 | 57.0 | 47.6 | 47.5 | 42.9 | 61.5 | 47.6 | 40.0 | 54.2 | — | 54.1 | 0.233 |
| Fever (%) | 61.3 | 38.3 | 79.7 | 82.2 | 42.9 | 46.2 | 57.1 | 50.0 | 75.0 | — | 57.9 | 0.000 |
| Cough (%) | 79.9 | 73.8 | 85.5 | 81.2 | 97.6 | 84.6 | 71.4 | 80.0 | 54.2 | — | 59.3 | 0.000 |
| Runny nose (%) | 83.2 | 86.3 | 81.7 | 87.1 | 76.2 | 92.3 | 76.2 | 82.5 | 66.7 | — | 55.0 | 0.139 |
| Sputum (%) | 60.2 | 52.0 | 64.5 | 63.4 | 81.0 | 69.2 | 47.6 | 65.0 | 33.3 | — | 41.7 | 0.000 |
p-Values were estimated with the chi-square or Fisher's exact test, except for BoV, owing to limited numbers.
AdV, adenovirus; BoV, bocavirus; CoV, coronavirus; EnV, enterovirus; IFVA, influenza virus A; IFVB, influenza virus B; MPV, metapneumovirus; PIV, parainfluenza virus; RhV, rhinovirus; RSV, respiratory syncytial virus.