Table 3.

Doppler echocardiographic measurements

					P Value
Parameters	Sham (n = 6)	ISO (n = 6)	UB + ISO (n = 6)	UB (n = 5)	Vs. sham	Vs. ISO group
IVRT, ms	12.41 ± 0.01	5.07 ± 0.01*	7.26 ± 0.01*#	12.98 ± 0.01	<0.05	<0.01
IVCT, ms	11.98 ± 0.01	5.19 ± 0.01*	7.67 ± 0.01*#	13.11 ± 0.01	<0.01	<0.001
ET, ms	50.22 ± 0.01	39.07 ± 0.01*	46.70 ± 0.01*#	51.47 ± 0.01	<0.05	<0.001
HR, beats/min	428.37 ± 19.36	572.87 ± 23.7*	506.98 ± 17.98*	388.64 ± 18.31		<0.05

Values are means ± SE.

IVRT, isovolumetric relaxation time; IVCT, isovolumetric contraction time; ET, ejection time; HR, heart rate.

^*Comparison vs. sham; #comparison vs. ISO group.