High sedentary time in children is not only due to screen media use: a cross-sectional study

Hoffmann, Belinda; Kobel, Susanne; Wartha, Olivia; Kettner, Sarah; Dreyhaupt, Jens; Steinacker, Jürgen M.

doi:10.1186/s12887-019-1521-8

Table 2 Daily ST, SCT and SCT percentages in total, on weekdays and at the weekend separated for weight status, migration background, and gender

From: High sedentary time in children is not only due to screen media use: a cross-sectional study

Weight status¹	Normal weight²			Overweight/Obese³			Significance
Weight status¹	n	Mean (SD)	% of ST	n	Mean (SD)	% of ST	Mean	% of ST
Total ST	168	214.6 (86.3)	–	17	197.5 (88.4)	–	p = 1.00	–
Total SCT	168	81.4 (54.5)	45.3	17	107.4 (58.5)	69.5	p = 0.19	p = 0.11
Weekday SCT	168	61.9 (50.7)	39.3	17	86.1 (57.5)	57.4	p = 0.48	p = 0.46
Weekend SCT	168	130.0 (77.8)	64.1	17	160.6 (72.7)^a	115.3	p = 0.32	p = 0.04*
SCT <1h^b	70	–	41.7	5	–	29.4	–	p = 0.00**
SCT < 2h^c	142	–	84.5	11	–	64.7	–	p = 0.00**
Weight status¹	Normal weight²			Underweight⁴			Significance
Weight status¹	n	Mean (SD)	% of ST	n	Mean (SD)	% of ST	Mean	% of ST
Total ST	168	214.6 (86.3)	–	13	206.1 (108.5)	–	p = 1.00	–
Total SCT	168	81.4 (54.5)	45.3	13	45.8 (34.1)	27.5	p = 0.01*	p = 0.04*
Weekday SCT	168	61.9 (50.7)	39.3	13	30.0 (36.7)	19.6	p = 0.01*	p = 0.02*
Weekend SCT	168	130.0 (77.8)	64.1	13	85.4 (53.2)^a	54.3	p = 0.06	p = 0.38
SCT <1h^b	70	–	41.7	9	–	69.2	–	p = 0.00**
SCT < 2h^c	142	–	84.5	13	–	100	–	p = 0.00**
Migration background	Migration background⁵			No migration background			Significance
Migration background	n	Mean (SD)	% of ST	n	Mean (SD)	% of ST	Mean	% of ST
Total ST	48	238.1 (79.3)	–	147	203.3 (88.3)	–	p = 0.02*	–
Total SCT	48	107.6 (57.9)	51.0	147	72.7 (51.7)	44.9	p = 0.00**	p = 0.06
Weekday SCT	48	82.8 (57.3)	43.8	147	55.3 (48.2)	38.6	p = 0.08	p = 0.25
Weekend SCT	48	169.4 (75.6)^a	69.2	147	116.3 (73.9)	67.1	p = 0.00**	p = 0.02*
SCT <1h^b	12	–	25.0	71	–	48.3	–	p = 0.00**
SCT < 2h^c	31	–	64.6	132	–	89.9	–	p = 0.00**
Gender	Boys			Girls			Significance
Gender	n	Mean (SD)	% of ST	n	Mean (SD)	% of ST	Mean	% of ST
Total ST	87	184.8 (78.4)	–	111	234.4 (88.7)	–	p = 0.00**	–
Total SCT	87	82.5 (49.3)	53.2	111	80.3 (59.0)	40.7	p = 0.57	p = 0.02*
Weekday SCT	87	63.7 (45.8)	45.4	111	60.5 (55.7)	35.1	p = 0.27	p = 0.06
Weekend SCT	87	129.3 (73.5)^a	78.3	111	130.0 (80.1)	59.7	p = 0.73	p = 0.07
SCT <1h^b	31	–	35.6	53	–	47.7	–	p = 0.02*
SCT < 2h^c	74	–	85.1	92	–	82.9	–	p = 0.16

**significant (p < 0.01); *significant (p < 0.05); ^asignificantly more SCT at the weekend (p < 0.01); ^baccording to to Rütten & Pfeifer, 2016; ^caccording to Tremblay et al., 2016; ¹Body mass index percentiles by Kromeyer-Hausschild et al., 2001; ² > 10 ≤ 90 body mass index percentiles on the basis of Kromeyer-Hausschild et al., 2001; ³ > 90 body mass index percentiles on the basis of Kromeyer-Hausschild et al., 2001; ⁴ ≤ 10 body mass index percentiles on the basis of Kromeyer-Hausschild et al., 2001; ⁵defined as having at least one parent who was born abroad or having a parent who spoke to their child in a foreign language during the first three years of their life

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