Table 2.
Disease characteristics in infants hospitalized in NICU with an RSV newborns presenting a CPCR versus HPCR pattern.
| Markers of disease severity | CPCR (N = 101) |
HPCR (N = 158) |
P |
|---|---|---|---|
| Length of stay, median (IQR (25th–75th percentile)), d | 8 (5–12) | 7 (4–9) | 0.005a |
| Supplemental oxygen | |||
| Requirement, n (%) | 93 (92.0) | 124 (78.5) | 0.004a |
| Duration, median (IQR (25th-75th percentile)), d | 4 (3–7) | 3 (2–5) | 0.003a |
| O2 maximum concentration, median (IQR (25th–75th percentile)), (%) | 30 (28–50) | 30 (27–38) | 0.085 |
| Respiratory support | |||
| Requirement, n (%) | 50 (49.5) | 46 (29.1) | 0.001a |
| Duration, median (IQR (25th–75th percentile)), d | 3 (1–5) | 2 (1–3) | 0.184 |
| Invasive mechanical ventilation | |||
| Requirement, n (%) | 23 (22.8) | 17 (10.8) | 0.009a |
| Duration, median (IQR (25th–75th percentile)), d | 4 (2–6) | 3 (1–4) | 0.137 |
| Maximum inspiratory pressure, median (IQR (25th–75th percentile)), mmHg | 22 (20–28) | 20 (20–23) | 0.257 |
NICU: neonatal intensive care unit; RSV: respiratory syncytial virus; CPCR: consolidation pattern in chest radiography; HPCR: hyperinflation pattern in chest radiography; IQR: interquartile range; asignificant differences.