Table 1.

In vivo hemodynamics

	WKY-SED	WKY-TRD	SHR-SED	SHR-TRD
	n = 21	n = 16	n = 19	n = 19
SBP, mmHg	141 ± 3	146 ± 6	180 ± 2*	175 ± 3*
HR, beats/min	389 ± 7	377 ± 12	503 ± 6*	454 ± 10*†
RPP	54,857 ± 1,643	55,607 ± 3,655	90,340 ± 1,477*	79,055 ± 2,759*†

Data are presented as means ± SE. WKY, Wistar-Kyoto rat; SHR, spontaneously hypertensive rat; SED, sedentary; TRD, trained; SBP, systolic blood pressure; HR, heart rate; RPP, rate-pressure product.

^*Main effect for WKY vs. SHR;

^†P < 0.01 vs. SHR-SED.