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Table 1.

Resting cardiac function prior toQ̇_MAX1, Experiment 1

	fh	Q̇	Vs
Treatment	(beats min^-1)	(ml min^-1 kg^-1)	(ml kg^-1)
Control (N=7)	72.9±3.3	16.9±0.1	0.24±0.01^a
Preconditioning only (N=7)	66.2±2.0	16.9±0.2	0.26±0.01^a
30 min of hypoxia (N=8)	58.8±5.6	17.0±0.2	0.31±0.03^b
Preconditioning +30 min of hypoxia (N=8)	67.5±2.9	16.9±0.2	0.25±0.01^a

	fh	Q̇	Vs
Treatment	(beats min^-1)	(ml min^-1 kg^-1)	(ml kg^-1)
Control (N=7)	72.9±3.3	16.9±0.1	0.24±0.01^a
Preconditioning only (N=7)	66.2±2.0	16.9±0.2	0.26±0.01^a
30 min of hypoxia (N=8)	58.8±5.6	17.0±0.2	0.31±0.03^b
Preconditioning +30 min of hypoxia (N=8)	67.5±2.9	16.9±0.2	0.25±0.01^a

Preconditioning, 5 min of hypoxic pre-exposure (see text for details).

Values are means ± s.e.m., and were analyzed using one-way ANOVA. Dissimilar letters indicate a significant difference in Vs between the treatments (P<0.05).

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