Table 3. Regression analysis results for Ellipitcal crosstrainer group, Elliptical crosstrainer subgroup, and Treadmill group. Data are means (±SE).

	Ellipcrosstrainer group (n = 48)	Ellipcrosstrainer subgroup (n = 24)	Treadmill group (n = 24)
%HRR vs. %VO2max
y-intercept (%)	-9.3 (.6) *	-9.9 (.9) *	-10.0 (.7) *
Slope	1.11 (.01) †	1.12 (.01) †	1.10 (.01)†
%HRR vs. %VO2R
y-intercept (%)	.7 (.5 )	.3 (.6)	-.3 (.5)
Slope	1.01 (.01)	1.01 (.01)	1.00 (.01)

* p0.001 for y-intercept = 0;†  p0.001 for slope = 1.