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. 2003 Sep 18;553(Pt 3):935–945. doi: 10.1113/jphysiol.2003.047928

Table 2.

Data for arterial blood and plasma parameters during each of the five protocol periods

				Pre-hypoxia				Recovery		Post-infusion
		Baseline		infusion		Hypoxia		with infusion		recovery

		Mean	s.e.m.	Mean	s.e.m.	Mean	s.e.m.	Mean	s.e.m.	Mean	s.e.m.
P_O₂ (mmHg)	Control	22.4	1.1	22.3	1.2	12.1	0.4^†	22.0	1.2	20.4	0.9
	8-SPT	21.4	1.0	22.1	1.4	11.0	0.6^†	22.6	0.9	22.8	1.4
	DPCPX	21.7	1.0	18.3	1.9	10.9	1.0^†	19.6	2.6	23.1	1.4
Hb (mg dl⁻¹)	Control	8.9	0.5	9.1	0.5	9.3	0.5	8.9	0.5	8.8	0.5
	8-SPT	8.9	0.2	8.5	0.3	9.2	0.2	8.7	0.2	8.5	0.3
	DPCPX	8.8	0.3	9.1	0.3	9.7	0.3	9.6	0.4	8.7	0.4
O₂ content (mm)	Control	3.6	0.3	3.4	0.2	1.7	0.1^*	3.3	0.2	3.3	0.2
	8-SPT	3.5	0.2	3.3	0.3	1.4	0.1^†	3.2	0.3	3.3	0.3
	DPCPX	3.5	0.2	3.3	0.3	2.0	0.2^†	3.4	0.4	3.5	0.3
P_CO₂ (mmHg)	Control	50.1	1.8	50.1	2.2	44.0	1.9^*	48.0	2.6	48.0	2.6
	8-SPT	48.6	1.4	49.2	2.0	44.3	2.0^*	48.9	1.5	42.0	1.5
	DPCPX	47.3	1.2	46.7	2.1	46.6	3.2	47.4	2.0	54.0	2.0
pH	Control	7.36	0.01	7.34	0.02	7.34	0.03	7.28	0.03^*	7.31	0.03
	8-SPT	7.36	0.01	7.35	0.01	7.37	0.02	7.26	0.02^†	7.31	0.02^*
	DPCPX	7.37	0.01	7.36	0.02	7.32	0.03^*	7.26	0.02^†	7.26	0.03^†
Glucose (mm)	Control	1.04	0.14	1.13	0.16	1.19	0.11	1.34	0.12^†	1.26	0.13^†
	8-SPT	0.97	0.22	1.02	0.25	1.20	0.20	1.52	0.21^†	1.38	0.25^†
	DPCPX	0.98	0.07	1.17	0.09	1.51	0.08^†	1.63	0.11^†	1.53	0.16^†
Lactate (mm)	Control	1.39	0.25	1.79	0.45	3.74	0.93	5.40	1.13^†	4.26	1.20^*
	8-SPT	1.53	0.22	1.56	0.22	3.54	0.53	6.11	1.06^†	4.52	0.97^*
	DPCPX	1.06	0.05	2.03	0.32	4.74	0.62	7.10	0.73^†	6.61	0.64^†

^*

Significant difference from baseline value (P < 0.05);

^†

significant difference from baseline value (P < 0.01).