Physical activity and sedentary behaviours in Greek-Cypriot children and adolescents: a cross-sectional study

Table 3 Descriptive statistics and t-tests of differences between inactive and active students on sport club attendance and sedentary activities

	Physical Activity
	Inactive		Active
	Mean	SD	Mean	SD	t-value (df)	p-value	Effect size ^a
Times per week attending sports clubs	1.1	1.4	2.5	1.8	18.26 (1811.5)	< 0.001	0.9
Hours per day watching television	2.7	1.5	2.6	1.4	2.70 (1833.4)	< 0.01	0.1
Hours per day watching video/DVDs	1.6	1.4	1.6	1.3	-	n.s	-
Hours per day playing video games (e.g. X-Box, Play-station)	1.4	1.6	1.6	1.6	2.81 (1847.0)	< 0.01	0.1
Hours per day spending in front of the computer	2.1	1.7	2.0	1.6	-	n.s.	-
Hours per day doing homework	1.7	1.3	1.7	1.3	-	n.s	-
Hours per day talking on the phone	1.6	1.5	1.4	1.5	3.18 (1831.38)	< 0.01	0.1
Hours per day listening to music	2.4	1.7	2.5	1.7	-	n.s	-
Hours per day traveling in the car/bus/motorbike	1.5	1.4	1.5	1.5	-	n.s	-
Hours per day spent on screen-based sedentary activities	7.8	4.4	7.7	4.4	-	n.s	-
Hours per day spent on non-screen based sedentary activities	5.5	3.6	5.3	3.6	-	n.s	-

^a Effect sizes of the significant differences. Values of 0.2, 0.5, and 0.8 are interpreted as small, medium, and large effect sizes, respectively.

ISSN: 1479-5868