Figure 2From: Computed tomography assessment of exogenous surfactant-induced lung reaeration in patients with acute lung injuryPaO 2 /FiO 2 ratio at baseline, 39 hours after baseline (H39) and day 7 in control (open circles) and surfactant groups (closed circles) of patients with acute lung injury/acute respiratory distress syndrome. FiO2, fraction of inspired oxygen; PaO2, partial pressure of arterial oxygen.Back to article page