Table 3

Stepwise adjusted odds ratios (OR) of physical work capacity and total energy expenditure according to parental education, boys and girls 11–17 years
High aerobic fitness High total energy expenditure
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 1.3 (1.0-1.6) 1.1 (0.8-1.4) 1.1 (0.8-1.3) 1.0 (0.8-1.2)
  Tertiary 1.6 (1.2-2.1) 1.3 (1.0-1.8) 1.2 (0.9-1.5) 1.1 (0.8-1.5)
Parental occupation
  Low 1.0 1.0 1.0 1.0
  Middle 1.4 (1.2-1.7) 1.3 (1.0-1.5) 1.2 (1.0-1.5) 1.2 (1.0-1.5)
  High 1.3 (1.1-1.6) 1.1 (0.8-1.4) 1.1 (0.9-1.4) 1.1 (0.9-1.4)
Household income
  Low 1.0 1.0 1.0 1.0
  Middle 1.2 (1.0-1.5) 1.0 (0.8-1.3) 1.1 (0.9-1.4) 1.0 (0.8-1.3)
  High 1.2 (1.0-1.5) 1.0 (0.8-1.3) 1.1 (0.9-1.3) 0.9 (0.7-1.2)
Girls (n = 2574)
Parental education
  Primary 1.0 1.0 1.0 1.0
  Secondary 1.5 (1.2-1.9) 1.4 (1.1-1.8) 1.5 (1.2-1.9) 1.3 (1.1-1.7)
  Tertiary 1.9 (1.4-2.5) 1.4 (1.0-1.9) 2.4 (1.8-3.1) 1.8 (1.4-2.4)
Parental occupation
  Low 1.0 1.0 1.0 1.0
  Middle 1.3 (1.1-1.6) 1.1 (0.8-1.3) 1.4 (1.1-1.7) 1.2 (0.9-1.5)
  High 1.7 (1.3-2.0) 1.2 (1.0-1.6) 1.8 (1.4-2.3) 1.3 (1.0-1.7)
Household income
  Low 1.0 1.0 1.0 1.0
  Middle 1.2 (1.0-1.5) 1.0 (0.8-1.3) 1.2 (1.0-1.5) 1.0 (0.8-1.3)
  High 1.5 (1.2-1.8) 1.1 (0.8-1.4) 1.6 (1.2-2.0) 1.0 (0.8-1.3)

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 ‘BMI-for-age’, ‘physical wellbeing’ and ‘parental support for leisure time activity’ among girls (education, occupation and income in combined model). cAdjusted as the basic model and also for ‘BMI-for-age’ among boys, ‘physical wellbeing’ and ‘parental support for leisure time activity’ (education, occupation and income in combined model).

Finger et al.

Finger et al. International Journal of Behavioral Nutrition and Physical Activity 2014 11:43   doi:10.1186/1479-5868-11-43

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