Table 2.
Comparison of number of single viral infections regarding presence of underlying conditions in children hospitalized with acute respiratory tract infection from March 2008 to February 2010, in São Paulo city, Brazil. N=292.
| Underlying Disease (N=131) |
Healthy (N=161) |
p* | OR | 95% CI | |
|---|---|---|---|---|---|
| RSV | 48 | 94 | <0.0005 | 0.41 | 0.26–0.66 |
| hMPV | 24 | 11 | 0.003 | 3.06 | 1.44–6.51 |
| PIV | 21 | 12 | 0.03 | 2.37 | 1.12–5.02 |
| FLU | 17 | 13 | 0.18 | 1.70 | 0.79–3.64 |
| ADV | 21 | 31 | 0.54 | 0.81 | 0.43–1.47 |
*
p chi-square
RSV: human respiratory syncytial virus; hMPV: human metapneumovirus; PIV: parainfluenza virus; FLU: influenza virus; ADV: adenovirus.