Table 3.

Moderate-to-vigorous physical activity (mins/day): Spearman’s rho coefficient correlations for the GPAQ vs accelerometer

Sample	n	Variables	Time point	Spearman’s rho coefficient (r)	p value
Criterion validity
Overall sample*	65	GPAQ vs. Accelerometer (mins/day MVPA)	Time point 1	0.484	0.000
Females	34			0.434	0.010
Males	31			0.496	0.005
Extent of change
Overall sample**	22	Change between T1 and T2:	Time point 1 vs. Time point 2	0.523	0.12
		GPAQ vs. accelerometer (mins/day MVPA)

*Overall sample that had valid accelerometer wear time (validation study; T1) (65/95).

**Overall sample that had valid accelerometer wear time (T1 and T2) (22/41).

MVPA: moderate-to-vigorous physical activity.