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

Table 2 Descriptive statistics and t-tests of gender differences in sport club attendance and sedentary activities

	Gender							Whole sample
	Boys		Girls
	Mean	SD	Mean	SD	t-value (df)	p-value	Effect size ^a	Mean	SD
Times per week attending sports clubs	2.2	1.8	1.5	1.6	9.54 (1894.3)	< 0.001	0.4	1.9	1.8
Hours per day watching television	2.6	1.4	2.8	1.4	2.96 (1916)	< 0.01	0.1	2.7	1.4
Hours per day watching video/DVDs	1.7	1.4	1.4	1.3	4.72 (1900.3)	< 0.001	0.3	1.6	1.4
Hours per day playing video games (e.g. X-Box, Play-station)	2.1	1.7	0.8	1.3	18.34 (1836.4)	< 0.001	0.9	1.5	1.6
Hours per day spending in front of the computer	2.1	1.7	2.0	1.6	-	n.s.	-	2.1	1.6
Hours per day doing homework	1.5	1.3	1.9	1.2	7.74 (1894.0)	< 0.001	0.3	1.7	1.3
Hours per day talking on the phone	1.3	1.5	1.7	1.5	5.02 (1897)	< 0.001	0.3	1.5	1.5
Hours per day listening to music	2.3	1.7	2.6	1.6	4.00 (1894.0)	< 0.001	0.2	2.5	1.7
Hours per day traveling in the car/bus/motorbike	1.6	1.6	1.5	1.4	-	n.s	-	1.5	1.5
Hours per day spent on screen-based sedentary activities	8.5	4.8	7.1	4.0	6.88 (1825.7)	< 0.001	0.3	7.7	4.5
Hours per day spent on non-screen based sedentary activities	5.2	3.8	5.8	3.5	3.41 (1856.2)	< 0.01	0.2	5.4	3.6

^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