Table 1. Clinical characteristics and laboratory values of children infected by human bocavirus (HBoV) with high virus load and low virus load.
| Parameters | high virus load (n = 326) | low virus load (n = 328) | P value |
|---|---|---|---|
| Age (m), median | 16.8 ± 12.2 | 22.2 ± 18.4 | <0.001 |
| Clinical features | |||
| Cough | 319 (97.9) | 320 (97.6) | 0.80 |
| Wheezing | 118 (36.2) | 41(12.5) | <0.001 |
| Fever | 169 (51.8) | 199 (60.7) | 0.001 |
| Rhinorrhea | 136 (41.7) | 135 (41.2) | 0.89 |
| Vomiting/diarrhea | 75 (23.0) | 85 (25.9) | 0.39 |
| Tachypnea/dyspnea | 43 (13.2) | 17 (5.2) | <0.001 |
| Median stay of hospitalization (d) | 7 | 7 | 0.193 |
| Laboratory values | |||
| White blood cells, median (×109/L) | 9.6 ± 4.9 | 9.3 ± 4.7 | 0.354 |
| Neutrophils, median (%) | 47.3 ± 19.2 | 39.9 ± 18.2 | 0.024 |
| Platelet (×109/L) | 370.2 ± 111.2 | 323 ± 114.3 | 0.083 |
| C-reaction protein, median (mg/L) | 1.3 ± 0.9 | 2.5 ± 1.1 | 0.113 |
Mean age, fever, wheezing and tachypnea/dyspnea at presentation were tested by logistic regression analysis.