TABLE 4.
Disease Characteristics in children Hospitalized With RSV and non-RSV Bronchiolitis
| Parameters of Disease Severity | RSV Bronchiolitis (N = 2840) | Non-RSV Bronchiolitis (N = 1445) | P |
|---|---|---|---|
| Length of stay, median (IQR [25th–75th percentile]), d | 3 (2–5) | 2 (2–4) | <.001 |
| Supplemental oxygen | |||
| Requirement, n (%) | 1600 (56.3) | 675 (46.7) | <.001 |
| Duration, median (IQR [25th–75th percentile]), d | 2 (1–4) | 2 (1–4) | .239 |
| ICU | |||
| Requirement, n (%) | 329 (11.6) | 119 (8.2) | <.001 |
| Duration, median (IQR [25th–75th percentile]), d | 4 (2–7) | 2 (1–5) | <.001 |
| Ventilatory support | |||
| Requirement, n (%) | 171 (6) | 46 (3.2) | <.001 |
| Duration, median (IQR [25th–75th percentile]), d | 6 (4–9) | 4 (1–7) | .003 |
Numbers in parentheses represent the percentage of children who required oxygen, ICU, or ventilatory support. IQR indicates interquartile range.