Table 5.

Coefficients of determination (R ² ) between each activity monitor and metabolic cart determined MVPA

Monitor (Setting)	Moderate PA	Vigorous PA	Moderate and vigorous PA
SC-StepRX (100, 120)	0.01	0.25*	0.64*
SC-StepRX (110, 130)	0.36*	0.45*	0.82*
SC-StepRX (120, 140)	0.59*	0.51*	0.74*
Walk4Life MVP (100, 120)	0.01	0.25*	0.69*
NL-1000 (4–9)	-	-	0.82*
Actical	0.45*	0.24*	0.78*
ActiGraph GT3X (Evenson)	0.09*	0.21*	0.71*
ActiGraph GT3X (Treuth)	0.29*	0.18*	0.77*
ActiGraph GT3X (Freedson)	0.37*	0.18*	0.81*

*statistically significant association, p <0.05.

PA: Physical activity.