Table 1 Baseline characteristics.

From: Preterm infants on high-frequency oscillatory ventilation: electrical impedance tomography during lung recruitment

Patients (n = 47)

 Median PMA at birth (min, max), [wks+d]

24 + 0 (22 + 4, 27 + 6)

 Mean weight at birth (SD), [g]

622 (124)

 Male, n (%)

19 (40%)

Measurements (n = 56)

 Median PMA, (min, max), [wks+d]

25 + 1 (23 + 1, 28 + 6)

 Median day of life, (min, max), [d]

4.5 (1, 23)

 Mean weight (SD), [g]

685 (140)

 Mean FiO2 (SD) at the start of LRM, [%]

62 (24)

 Mean FiO2 (SD) at the end of LRM, [%]

44 (21)

 LRM with HFOV amplitude changed, n (%)

32 (57)

  1. HFOV high-frequency oscillatory ventilation, LRM lung recruitment maneuvers, PMA postmenstrual age, SD standard deviation.
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