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Table 1 Characteristics of the study patients, median (range) or n (%)

From: Hazards to avoid in future neonatal studies of nasal high-frequency oscillatory ventilation: lessons from an early terminated trial

  nHFOV (n = 4) nCPAP (n = 2)
At birth
 Gestational age (weeks) 25 0/7 (23 4/7–26 3/7) 24 0/3 (23 6/7–24 6/7)
 Birth weight (g) 503 (420–568) 668 (550–786)
 Male 2 (50) 1 (50)
At study entry
 Chronological age (days) 19 (15–28) 16 (13–19)
 Actual weight (g) 667 (475–700) 800 (775–825)
 Surfactant treatment 4 (100) 2 (100)
 Pmean (cm H2O) 8.5 (8.3–9.5) 8.2 (6.4–10)
 FiO2 (%) 31 (30–38) 26.5 (25–28)
 Intraventricular haemorrhage 3°–4° 0 (0) 2 (100)
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