Figure 2From: Inhaled beta-2 agonist salbutamol and acute lung injury: an association with improvement in acute lung injuryDays alive and free of PaO2/FiO2 <300 in low dose (<2.2 mg/day) and high dose (≥ 2.2 mg/day) salbutamol groups (mean and 95% confidence interval).Back to article page