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Table 2 Trends in prevalence of overweight/obesity, PA and ST recommendations in relation to gender and FA in Czech adolescents: HBSC survey 2002–2014

From: Trends and correlates of overweight/obesity in Czech adolescents in relation to family socioeconomic status over a 12-year study period (2002–2014)

Odds ratio to reach the variables1–5 2002 2006 2010 2014   2014 vs 2002§
       95% CI
%a %a %a %a p.p. OR Lower Upper
Overweight/obese1
Boys Low FA 19.7 22.2 23.9 °29.0### +9.3% 1.67*** 1.32 2.12
Medium FA 18.0 22.5 27.6 24.9 +6.9% 1.51*** 1.23 1.85
High FA 16.1 20.6 24.8 °20.1 +4.0% 1.31 0.86 1.99
Girls Low FA 11.5 15.1 14.2 °14.4## +2.9% 1.30 0.99 1.70
Medium FA 6.5 17.5 11.0 11.6 +5.1% 1.90*** 1.43 2.53
High FA 4.2 13.2 12.1 °9.1 +4.9% 2.30* 1.02 5.21
MVPA recommendation2
Boys Low FA 28.9 23.5 27.8 °23.3 −5.6% 0.75* 0.59 0.95
Medium FA 34.2 26.3 25.0 24.5 −9.7% 0.63*** 0.52 0.76
High FA 32.2 36.6 33.2 °30.9## −1.3% 0.94 0.67 1.32
Girls Low FA 22.3 14.8 17.9 °17.3 −5.0% 0.73** 0.57 0.92
Medium FA 23.7 18.5 18.2 17.9 −5.8% 0.70** 0.58 0.86
High FA 23.2 22.8 20.7 °23.7## +0.5% 1.03 0.68 1.57
Non-excessive ST weekday3
Boys Low FA 28.2 17.3 16.7 °12.1# −16.1% 0.35*** 0.27 0.46
Medium FA 23.5 13.7 10.5 11.6 −11.9% 0.43*** 0.34 0.54
High FA 19.4 10.8 13.0 °9.1 −10.3% 0.42*** 0.26 0.65
Girls Low FA 39.5 27.9 19.2 °23.6 −15.9% 0.47*** 0.39 0.58
Medium FA 37.6 25.8 18.9 21.6 −16.0% 0.46*** 0.38 0.55
High FA 42.9 27.1 16.7 °25.2 −17.7% 0.45*** 0.31 0.65
Non-excessive ST weekend4
Boys Low FA 23.7 13.0 11.8 °9.0 −14.7% 0.32*** 0.24 0.43
Medium FA 20.7 10.8 10.0 8.4 −12.3% 0.35*** 0.27 0.46
High FA 20.9 11.1 9.9 °7.1 −13.8% 0.29*** 0.18 0.46
Girls Low FA 38.0 23.0 16.7 °18.3# −19.7% 0.37*** 0.29 0.45
Medium FA 32.6 18.5 15.9 15.3 −17.3% 0.37*** 0.31 0.46
High FA 35.7 20.6 13.5 °13.8 −21.9% 0.29*** 0.19 0.43
  1. FA family affluence, MVPA moderate-to-vigorous physical activity, ST screen time; p.p. – percentage points between 2002 and 2014 (2006 and 2014 for VPA recommendation); OR – odds ratio; CI – 95% confidence interval; logistic regression Enter method (LR): 1OR of being overweight/obese, 2OR of achieving MVPA recommendations (≥60 min of MVPA per day), 3,4OR of meeting ST recommendations (≤2 h per weekday or ≤2 h per weekend day); %a – percentage of adolescents: who are overweight/obese (LR1), who reach the MVPA (LR2) recommendations, who meet the ST recommendations (LR3 or LR4); LR1–4 – the reference group is the cohort from 2002; °gender comparison of prevalence of overweight/obesity, MVPA, and ST recommendations between groups of children with low and high FA (chi-square); #/*p < 0.05, ##/**p < 0.01, ###/***p < 0.001