Table 2.

Baseline Ventilatory Status

VariableControl Group
(n = 41)
Nitric Oxide
Groups
(n = 114)
Fio 2 0.95  ± 00.95  ± 0
Mean airway pressure
(cm H2O)
14  ± 414  ± 3
Pao 2 (Torr)59  ± 1664  ± 39
Oxygenation index
(cm H2O/Torr)
25  ± 1024  ± 9
Arterial/alveolar Po 2
ratio
0.09  ± 0.020.10  ± 0.06
pH7.48  ± 0.127.50  ± 0.11
Paco 2 (Torr)33  ± 1030  ± 9
Intermittent mandatory
ventilation (breaths/min)
59  ± 1559  ± 15
Peak inspiratory pressure
(cm H2O)
33  ± 632  ± 6
Positive end expiratory
pressure (cm H2O)
5  ± 25  ± 1
  • Values are mean ± SD at 25 ± 17 hours after birth.