Table 3.

Hierachical linear regression results of self-reported and device-based measures of physical activity (PA) on health-related quality of life (HRQoL) adjusted by age and sex (not displayed)

	B	SE	β	t	p	F	ad.R2	df1	df2	p	ΔF	ΔR2	df1	df2	p
Overall HRQoL
Model 1						16.016	.047	3	974	< .001***
PA (self-reported)	.004	.001	.083	2.687	.007**
Model 2											.373	.000	1	970	.541
PA (self-reported)	.004	.001	.088	2.719	.007**
PA (device-based)	− .001	.002	− .021	− .611	.541
Physical well-being
Model 1						49.985	.128	3	995	< .001**
PA (self-reported)	.012	.001	.253	8.492	< .001***
Model 2											7.603	.007	1	995	.006**
PA (self-reported)	.011	.001	.233	7.642	< .001***
PA (device-based)	.006	.002	.008	2.757	.006**
Psychological well-being
Model 1						22.111	.059	3	1000	< .001***
PA (self-reported)	.002	.001	.051	1.653	.099
Model 2											.505	.000	1	999	.477
PA (self-reported)	.003	.001	.056	1.773	.077
PA (device-based)	− .002	.002	− .024	− .711	.477
Autonomy and Parent Relations
Model 1						2.229	.004	3	993	.083
PA (self-reported)	.002	.001	.054	1.694	.090
Model 2											.798	.001	1	992	.372
PA (self-reported)	.003	.002	.061	1.857	.064
PA (device-based)	− .002	.002	− .031	− .893	.372
Social Support and Peers
Model 1						7.679	.020	3	996	< .001***
PA (self-reported)	.006	.001	.126	3.996	< .001***
Model 2											.014	.000	1	995	.905
PA (self-reported)	.006	.001	.125	3.859	< .001***
PA (device-based)	.000	.002	.004	.120	.905
School environment
Model 1						13.346	.036	3	982	< .001***
PA (self-reported)	.003	.001	.067	2.114	.035*
Model 2											.878	.001	1	981	.349
PA (self-reported)	.003	.001	.074	2.273	.023*
PA (device-based)	− .002	.002	− .032	− .937	.349

*p ≤ .05, ** p ≤ .01, *** p ≤ .001