Table 1.

Patient demographics

Group	n	Age (Median)	Sex, %Male	$P{a}_O{}_{{}_2}$/$F{I}_{O_2}$	APACHE II Score	Mechanical Ventilation Duration	30-Day Mortality, %
ARDS	9	54.9 (11.1)	66.7	128 (62.8)	26.9 (4.5)	16 (12.4)	66.7
Cardiogenic edema	4	44.5 (19)	25	213 (85.7)	11.75 (6.8)	1.0 (0)	Nil
Nonlung disease	5	46.0 (11.9)	60	447 (123)	9.6 (4.4)	2.4 (1.9)	Nil

n, No. of subjects. APACHE II score, Acute Physiology and Chronic Health Evaluation score (estimates intensive care unit mortality based on a number of laboratory values and patient signs taking both acute and chronic disease into account); ARDS, acute respiratory distress syndrome.