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Table 2 Stepwise adjusted odds ratios (OR) of physical activity and media use according to parental education, boys and girls 11–17 years

From: Physical activity, aerobic fitness and parental socio-economic position among adolescents: the German Health Interview and Examination Survey for Children and Adolescents 2003–2006 (KiGGS)

 

High leisure time activity

 

High media use

 
 

Basic modela

Final modelb

Basic modela

Final modelc

 

OR 95% CI

OR 95% CI

OR 95% CI

OR 95% CI

Boys (n = 2677)

    

Parental education

    

  Primary

1.0

1.0

1.0

1.0

  Secondary

0.9 (0.8-1.2)

0.9 (0.7-1.2)

0.8 (0.6-1.0)

0.9 (0.7-1.2)

  Tertiary

0.8 (0.6-1.0)

0.8 (0.6-1.1)

0.5 (0.4-0.7)

0.7 (0.5-0.9)

Parental occupation

    

  Low

1.0

1.0

1.0

1.0

  Middle

0.8 (0.7-1.0)

0.8 (0.7-1.0)

0.5 (0.4-0.7)

0.6 (0.5-0.7)

  High

0.8 (0.6-1.0)

0.9 (0.7-1.1)

0.5 (0.4-0.6)

0.6 (0.5-0.8)

Household income

    

  Low

1.0

1.0

1.0

1.0

  Middle

0.9 (0.8-1.1)

1.0 (0.8-1.2)

0.8 (0.6-1.0)

0.9 (0.7-1.2)

  High

0.9 (0.7-1.1)

0.9 (0.7-1.2)

0.7 (0.5-0.8)

1.0 (0.8-1.3)

Girls (n = 2574)

    

Parental education

    

  Primary

1.0

1.0

1.0

1.0

  Secondary

1.3 (1.0-1.6)

1.2 (0.9-1.5)

0.7 (0.6-0.9)

0.8 (0.6-1.1)

  Tertiary

1.2 (0.9-1.5)

1.0 (0.7-1.3)

0.3 (0.3-0.5)

0.5 (0.3-0.6)

Parental occupation

    

  Low

1.0

1.0

1.0

1.0

  Middle

1.1 (0.9-1.4)

1.1 (0.9-1.4)

0.5 (0.4-0.7)

0.7 (0.6-0.9)

  High

1.3 (1.0-1.6)

1.2 (0.9-1.6)

0.5 (0.4-0.6)

0.7 (0.6-1.0)

Household income

    

  Low

1.0

1.0

1.0

1.0

  Middle

0.9 (0.7-1.1)

0.9 (0.7-1.1)

0.7 (0.6-0.9)

0.9 (0.7-1.2)

  High

1.2 (1.0-1.5)

1.1 (0.9-1.4)

0.6 (0.5-0.7)

1.0 (0.8-1.3)

  1. aModel adjusted for age groups and region strata East–west Germany (separate models for education, occupation and income). bAdjusted as the basic model and also for ‘physical wellbeing’ , ‘parental support for leisure time activity’ among boys, and ‘BMI-for-age’ among boys (education, occupation and income in combined model). cAdjusted as the basic model and also for ‘BMI-for-age’ among girls, ‘physical wellbeing’ among girls and ‘parental support for leisure time activity’ (education, occupation and income in combined model).