Table 1.

Demographic characteristics and accelerometer wear time of Primary 5 students participating in the My E-Diary for Activities and Lifestyle (MEDAL) movement behaviors validation study (N=49).

			Participants (N=49)a
Age, n (%)
	10 years	20 (41)
	11 years	28 (57)
	12 years	1 (2)
Sex, n (%)
	Females	20 (41)
	Males	29 (59)
BMI for age, n (%)
	Underweight (<5th percentile)	10 (21)
	Healthy (5th to <90th percentile)	33 (69)
	Overweight (≥90th percentile)	5 (10)
Internet access, n (%)
	Yes	43 (98)
	No	1 (2)
Valid accelerometer wear time (hours/day), median (IQR)			24.0 (23.7-24.0)

^aOne participant had missing BMI-for-age information, and five participants had missing information on internet access.