Table 2.

Covariates of obesity in Czech adolescents – year 2022

			95% CI
	n (%)a	OR	lower-upper
SES
low	2760 (21.8)	Ref.
medium	5983 (47.3)	0.77*	0.63–0.93
high	3899 (30.2)	0.55‡	0.44–0.70
Gender
Girls	6379 (50.5)	Ref.
Boys	6263 (49.5)	2.98‡	2.48–3.58
Age Category
15 years	4011 (31.7)	Ref.
13 years	4387 (34.7)	1.26*	1.02–1.55
11 years	4244 (33.6)	1.46‡	1.18–1.81
60 min of MVPA
0–6 days	9863 (78.3)	Ref.
7 days	2734 (21.6)	0.56‡	0.44–0.72
VPA
< 3 times a week	5721 (45.5)	Ref.
≥ 3 times a week	6843 (54.5)	0.76†	0.64–0.91
Participation in organised sport
Inactive (no participation)	5014 (39.9)	Ref.
Team and/or individual	7539 (60.1)	0.71‡	0.60–0.85
Screen time
≥ 4 h per weekday	3077 (25.2)	Ref.
< 4 h per weekday	9110 (74.8)	0.58‡	0.45–0.74
Breakfast pattern
never	863 (6.9)	Ref.
inconsistent	2117 (16.9)	0.77	0.56–1.07
daily on weekend days only	2038 (16.2)	0.80	0.57–1.11
always-weekend, occasionally during the week	2427 (19.3)	0.68*	0.49–0.95
daily	5111 (40.7)	0.62†	0.46–0.85
Consumption of sweets
daily	10,052 (79.9)	Ref.
less than daily	2522 (20.1)	1.43†	1.13–1.80
Sleeping pattern
insufficient weekend + week	1899 (15.5)	Ref.
excessive at the weekend + week	2251 (18.4)	0.61†	0.46–0.83
sufficient weekend, insufficient week	3856 (31.5)	0.89	0.70–1.12
sufficient weekend + week	4230 (34.6)	0.71†	0.56–0.91

SES Socioeconomic status, CI 95% confidence interval, %^a percentage of obese adolescents per independent variable, OR odds ratio (logistic regression) of being obese, Ref. Reference group, PA physical activity, MVPA moderate-to-vigorous physical activity, VPA vigorous physical activity, *p < .05, ^†p < .005, ^‡p < .001 Significant associations (p < .05) are in bold