Table 1.

Physiological variables for Sprague Dawley 211 rats during electrophysiological experiments after IH-1 and normoxia with AIH or time control

Time	Treatment group	Temperature	PaO2	PaCO2	pH	MAP
Baseline	Time control	37.7 ± 0.1	343 ± 12	47 ± 1	7.336 ± 0.006	121 ± 5
	IH-1 + AIH	37.7 ± 0.1	328 ± 17	45 ± 1	7.364 ± 0.008	116 ± 7
	Nx + AIH	37.5 ± 0.2	325 ± 20	45 ± 1	7.371 ± 0.005	120 ± 5
Hx	Time control	37.6 ± 0.1	346 ± 5*	46 ± 1	7.330 ± 0.008*	118 ± 6*
	IH-1 + AIH	37.6 ± 0.1	42 ± 2	46 ± 1	7.350 ± 0.008	66 ± 9
	Nx + AIH	37.3 ± 0.1	36 ± 2	45 ± 1	7.343 ± 0.005	64 ± 7
60 min	Time control	37.5 ± 0.1	347 ± 3	47 ± 1	7.343 ± 0.012	114 ± 7
	IH-1 + AIH	37.6 ± 0.1	347 ± 10	45 ± 0.5	7.391 ± 0.010	112 ± 7
	Nx + AIH	37.4 ± 0.2	308 ± 15**	45 ± 1	7.371 ± 0.005***	115 ± 7

*p < 0.001 (difference from all other Hx (hypoxia) groups);

**p < 0.05 (difference from time control within 60 min);

***p < 0.01 (difference from time control within 60 min). MAP, Mean arterial pressure.