Table 1.
Clinical characteristics of 5,009 children hospitalized with MPP
| Characteristic | Overall | Single infection | Single infection (percentage) | Co-infection (N) | Co-infection (percentage) |
|---|---|---|---|---|---|
| Total cases | 5,009 | 4,326 | 86.4 | 683 | 13.6 |
| Gender | |||||
| Female | 2,378 | 2051 | 86.2 | 327 | 13.8 |
| Male | 2,631 | 2,275 | 86.5 | 356 | 13.5 |
| Age group | |||||
| <1 y | 50 | 46 | 92 | 4 | 8 |
| 1-3 y | 322 | 265 | 82.3 | 57 | 17.7 |
| 4-6 y | 1,249 | 1,064 | 85.2 | 185 | 14.8 |
| 7-17 y | 3,387 | 2,951 | 87.1 | 436 | 12.9 |
| Severe MPP | 776 | 621 | 80.0 | 155 | 20.0 |
| Pleural effusions | 636 | 536 | 84.3 | 100 | 15.7 |
| Time from onset of symptoms to hospital visit (days) | |||||
| 1-7 | 2,129 | 1868 | 87.7 | 261 | 12.3 |
| 8-15 | 2298 | 1969 | 85.7 | 329 | 14.3 |
| 16-30 | 538 | 445 | 82.7 | 93 | 17.3 |
| Fever | 4956 | ||||
| Cough | 4958 |
Hospitalization expenses of single infections were less than co-infections. Significant differences were observed between single and co-infections. There was no significant difference in duration of hospitalization between patients with single infections and those who with co-infection.