. 2013 Jul 12;17(4):R141. doi: 10.1186/cc12820

Table 1.

Arterial blood gas variables for all groups during the experiment

Variables	Groups	Baseline	After hemorrhage	Two hours post-resuscitation
pH	SHAM	7.41 ± 0.02	-	7.44 ± 0.03^a
	GEL	7.42 ± 0.02	7.36 ± 0.05^a	7.48 ± 0.04^ab
	HES 200	7.42 ± 0.03	7.34 ± 0.05^a	7.46 ± 0.02^ab
	HES 130	7.42 ± 0.03	7.35 ± 0.03^a	7.4 9 ± 0.03^abcd
pO₂(Torr)	SHAM	74.9 ± 5.3	-	81.0 ± 9.5
	GEL	78.5 ± 4.5	109 ± 3.9^a	87.7 ± 11.8^b
	HES 200	78.5 ±8.5	105.2 ± 12.8^a	91.1 ± 18.8
	HES 130	79.0 ± 6.5	106.5 ± 13.7^a	91.0 ± 5.5^abc
pCO₂(Torr)	SHAM	39.0 ± 3.1	-	36.7 ± 3.7
	GEL	39.8 ± 3.6	25.3 ± 3.8^a	29.3 ± 4.0^ac
	HES 200	39.6 ± 3.6	28.9 ± 3.2^a	30.7 ± 2.7^ac
	HES 130	40.2 ± 3.0	28.3 ± 4.4^a	28.0 ± 2.7^ac
Hemoglobin (g/dl)	SHAM	12.4 ± 0.7	-	12.6 ± 0.5
	GEL	12.9 ± 1.3	10.0 ± 0.6^a	6.8 ± 0.7^abc
	HES 200	13 ± 0.4	9.7 ± 1.0^a	6.7 ± 0.7^abc
	HES 130	13.4 ± 0.5	9.8 ± 0.5^a	7.2 ± 0.7^abc
BE (mmol/L)	SHAM	0.4 ± 2	-	1.3 ± 1.8
	GEL	1.5 ± 1.9	-9.9 ± 2.1^a	-1.6 ± 2.1^abc
	HES 200	1.5 ± 1.0	-9.3 ± 2.39^a	-1.7 ± 1.8^abc
	HES 130	1.8 ± 1.6	-9.2 ± 2.09^a	-1.6 ± 2.4^abc

^aP <0.05 versus baseline, ^bP <0.05 versus after hemorrhage, ^cP <0.05 versus the sham group, ^dP <0.05 versus the HES 200 group. Values are means ± SD. BE, base excess; pCO₂, partial pressure of carbon dioxide; pO₂, partial pressure of oxygen.