Table 2.
Respiratory viral characteristics and types by PICU admission status.
| Non-PICU admission (n = 135) |
PICU admission (n = 135) |
P | |
|---|---|---|---|
| Multiplevirusinfection, n (%) | |||
| None | 35 (25.9) | 3 (2.2) | <0.001 |
| Single | 86 (63.7) | 101 (74.8) | |
| Multiple | 14 (10.4) | 31 (23.0) | |
| Numbersofvirusinfection, mean(SD) | 0.9 (0.6) | 1.2 (0.5) | <0.001 |
| Typeofrespiratoryvirus/organism | |||
| RSV, n (%) | 79 (58.5) | 100 (74.1) | 0.007 |
| Coronavirus, n (%) | 7 (5.2) | 8 (5.9) | 0.79 |
| Human metapneumovirus, n (%) | 2 (1.5) | 6 (4.4) | 0.15 |
| Parainfluenza virus, n (%) | 8 (5.9) | 5 (3.7) | 0.39 |
| Adenovirus, n (%) | 2 (1.5) | 6 (4.4) | 0.15 |
| Mycoplasma, n (%) | 0 (0.0) | 1 (0.7) | 0.32 |
| Rhinovirus/enterovirus, n (%) | 17 (12.6) | 39 (28.9) | <0.001 |
| Typesofviral/organismco-infection | |||
| RSV + coronavirus, n (%) | 5 (3.7) | 7 (5.2) | 0.55 |
| RSV + human metapneumovirus, n (%) | 0 (0.0) | 1 (0.7) | 0.32 |
| RSV + parainfluenza virus, n (%) | 3 (2.2) | 1 (0.7) | 0.31 |
| RSV + adenovirus, n (%) | 0 (0.0) | 6 (4.4) | 0.013 |
| RSV + mycoplasma, n (%) | 5 (3.7) | 16 (11.9) | 0.012 |
| Coronavirus + adenovirus, n (%) | 1 (0.7) | 1 (0.7) | 1.00 |
| Parainfluenza virus + mycoplasma, n (%) | 0 (0.0) | 1 (0.7) | 0.32 |
| Parainfluenza virus + rhinovirus/enterovirus, n (%) | 2 (1.5) | 2 (1.5) | 1.00 |
PICU: pediatric intensive care unit; SD: standard deviation; RSV: respiratory syncytial virus. There were no detectable co-infection for RSV + rhinovirus/enterovirus, coronavirus + human metapneumovirus, coronavirus + parainfluenza virus, coronavirus + mycoplasma, coronavirus + rhinovirus/enterovirus, human metapneumovirus + parainfluenza virus, human metapneumovirus + adenovirus, human metapneumovirus + mycoplasma, human metapneumovirus + rhinovirus/enterovirus, parainfluenza virus + adenovirus, adenovirus + mycoplasma, adenovirus + rhinovirus/enterovirus, human metapneumovirus + rhinovirus/enterovirus.