. Author manuscript; available in PMC: 2008 Nov 1.

Published in final edited form as: Am J Obstet Gynecol. 2007 Nov;197(5):523.e1–523.e6. doi: 10.1016/j.ajog.2007.04.004

Table II.

Values after 30 min. of Ventilation

	Groups	pH	Pco ₂ (mmHg)	Po₂ (mmHg)	Peak Inspiratory Pressure (cmH₂0)	Tidal Volume (ml/kg)	Pulmonary Interstitial Emphysema (N/Total)

A	Saline Control	6.96?0.03	116? 8	86?22	39.3?0.5	7.4?0.5	1/12
B	0.5 mg/kg Beta-PO₄ + Beta-Ac × 1	7.11?0.02^*	76?3^*	86?13	37.3?0.9	8.9?0.5	3/13
C	0.5 mg/kg Beta-PO₄ + Beta-Ac × 2	7.23?0.02^*^‡	61?3^*,^†	188?36^§	33.2?1.1^*^‡	9.3?0.2^*	9/14
D	0.25 mg/kg Beta-PO₄ × 1	7.03?0.02	98±? ^*	72? 6	38.1?0.9	8.5? 0.4	3/15
E	0.5 mg/kg Beta-PO₄ × 1	7.00±?.02	92±6^*	139±14	39.1±0.6	7.1±0.2	1/12
F	0.25 mg/kg Beta-Ac × 1	7.03?0.03	85±4^*	100?34	37.0?1.1	7.8?0.3	2/9

Different from control by ANOVA

^†

Different from all groups except B by ANOVA

^‡

Different from all other groups by ANOVA

^§

Different from A, B, and D by ANOVA