“I am going out!” – lifestyle sports and physical activity in adolescents

BMC Public Health

Table 2 Energy balance-related behaviours by sex, grade, and socioeconomic status; Czech Republic, 2017

			N	*Mean (Sd)*	df	*F/t*	*Effect size*	p
Sex	MVPA	boys	376	4.05 (±2.11)	677	3.03	0.234	0.003
		girls	303	3.59 (±1.81)		3.03	0.234	0.003
	VPA	boys	376	4.9 (±1.62)		3.16	0.244	0.002
		girls	303	4.51 (±1.59)		3.16	0.244	0.002
	SB	boys	376	2.63 (±0.95)		−1.18	−0.091	0.238
		girls	303	2.73 (±0.93)		−1.18	−0.091	0.238
Grade	MVPA	5. grade	199	3.75(±2.04)	2	0.42	0.001	0.654
		7. grade	248	3.84 (±2.05)
		9. grade	232	3.93 (±1.90)
	VPA	5. grade	199	4.9 (±1.61)		1.67	0.005	0.189
		7. grade	248	4.63 (±1.59)
		9. grade	232	4.69 (±1.65)
	SB	5. grade	199	2.59 (±0.97)		1.84	0.005	0.159
		7. grade	248	2.65 (±0.88)
		9. grade	232	2.76 (±0.98)
SES	MVPA	low	149	3.58 (±2.12)	2	3.54	0.012	0.030
		medium	279	3.73 (±1.85)
		high	154	4.15 (±1.99)
	VPA	low	149	4.56 (±1.81)		2.84	0.010	0.059
		medium	279	4.70 (±1.61)
		high	154	4.99 (±1.45)
	SB	low	149	2.76 (±0.98)		2.03	0.007	0.132
		medium	279	2.65 (±0.94)
		high	154	2.54 (±0.92)

MVPA moderate-to-vigorous physical activity; (the values 0–7 used correspond to numbers days per week when the respondents were physically active for at least 60 min)
VPA out-of-school vigorous physical activity; 1 = never; 2 = less than once a month; 3 = once a month; 4 = once a week; 5 = 2 to 3 times a week; 6 = 4 to 6 times a week; 7 = every day; SB sedentary behaviour; 1 = I spend almost none of my free time sitting; 2 = I spend little time sitting during my free time; 3 = I spend a moderate amount of my free time sitting; 4 = I spend a lot of my free time sitting; 5 = I spend almost all of my free time sitting; SES socioeconomic status; df degree of freedom; f: small effect 0.1; medium 0.25; large 0.4; Effect size: small 0.01; medium 0.059; large 0.138; p < 0.05; p < 0.01; p < 0.001 statistical significance in bold

ISSN: 1471-2458