The relationship of self-reported and device-based measures of physical activity and health-related quality of life in adolescents

Table 1 Participant characteristics

	N	Percent (%)	Mean	SD
Age	1565		14.37	1.99
Sex
Male	715	45.7
Female	850	54.3
SES	1545		2.18	0.55
Low	120	7.7
Medium	1034	66.1
High	401	25.6
PA
Self-report	1545		278.62	199.32
Device-based	1068		307.86	134.55
HRQoL
Overall HRQOL (Kidscreen-10 Index)	1432		52.15	8.46
Physical wellbeing	1481		50.1	9.02
Psychological wellbeing	1485		50.95	8.94
Autonomy and parent relations	1474		54.74	0.12
Social support and peers	1479		51.43	8.77
School environment	1455		52.05	7.97

Values for HRQoL reflect calculated T-scores, scaled with a mean of 50 and a standard deviation of 10 for each dimension

ISSN: 1477-7525