Table 2.

Incidence of potentially high risk of ventilator-induced lung injury.

	Mild ARDS (n = 8)			Moderate or severe ARDS (n = 12)
	Best-oxygenation	Best-compliance	ARDSnet low PEEP table	Best-oxygenation	Best-compliance	ARDSnet low PEEP table
Pplat > 30 cm H2O n (%)	1 (12.5%)	1 (12.5%)	2 (25.0%)	8 (66.7%)*	1 (8.3%)	8 (66.7%)†
ΔP > 15 cm H2O n (%)	3 (27.5%)	2 (25.0%)	3 (27.5%)	10 (83.3%)	5 (41.7%)	8 (66.7%)
Mechanical Power > 25 J/min n (%)	2 (25.0%)	0	1 (12.5%)	6 (50.0%)*	0	7 (58.3%)†

Pplat, plateau pressure; ΔP, driving pressure.

^*p < 0.05 by Fisher's exact tests in best-oxygenation PEEP vs. best-compliance PEEP.

^†p < 0.05 by Fisher's exact tests in ARDSnet low PEEP table vs. best-compliance PEEP.