Table 1.

The respiratory and circulatory parameters of the four groups before ARDS was induced and after the criteria for ARDS had been met (mean ± SD)

	N	PIP	OI	VEI	Heart rate	Systolic blood	Diastolic blood
		(cm H2O)			(beats/min)	pressure (mmHg)	pressure (mmHg)
Lavage pre	6	21 ± 2	3.2 ± 0.5	0.44 ± 0.07	117 ± 17	142 ± 6	123 ± 5
Albumin 20% pre	10	18 ± 2	2.9 ± 0.5	0.53 ± 0.11	118 ± 28	133 ± 23	113 ± 20
HCl pre	6	20 ± 3	3.6 ± 0.6	0.47 ± 0.9	99 ± 17	125 ± 20	106 ± 18
LPS iv pre	5	20 ± 3	3.4 ± 0.7	0.43 ± 0.09	112 ± 21	125 ± 10	108 ± 8
p < 0.05 pre		no	no	no	no	no	no
Lavage post	6	34 ± 3	45.1 ± 38.7	0.17 ± 0.05	112 ± 13	95 ± 16	63 ± 18
Albumin 20% post	10	36 ± 6	37.4 ± 12	0.16 ± 0.07	130 ± 29	119 ± 17	99 ± 19
HCl post	6	38 ± 4	36.8 ± 7.8	0.18 ± 0.03	108 ± 31	116 ± 6	99 ± 10
LPS iv post	5	36 ± 10	62.5 ± 17.7	0.11 ± 0.01	127 ± 14	106 ± 21	88 ± 22
p < 0.05 post		no	no	no	no	no	yes