Skip to main content

Advertisement

Table 2 Results from the mediation analyses in the association between parental education and BMI (kg/m 2 )

From: Parental education associations with children’s body composition: mediation effects of energy balance-related behaviors within the ENERGY-project

(n = 4636) Parental education effect on mediator (path a, X → M) Single mediator model Mediatior effect on BMI (path b, M → Y) Multiple mediator model Mediator effect on BMI (path b, M → Y)
Total association (path c) (95% CI): -0.43 (−0.64 to −0.23)     
Mediator: Beta 95% CI p-value Beta 95% CI p-value Beta 95% CI p-value
Sugared drinks (l/day) −0.14 −0.18 to −0.11 <0.001 −0.186 −0.346 to −0.025 0.233 −0.279 −0.443 to −0.116 <0.001
Breakfast (days/week) 0.26 0.15 to 0.37 <0.001 −0.211 −0.264 to −0.158 <0.001 −0.200 −0.253 to −0.147 <0.001
Active transportation (min/week) −3.63 −6.99 to −0.28 0.034 0.001 −0.002 to 0.002 0.889    
Sports participation (hours/week) 0.50 0.33 to 0.66 <0.001 −0.062 −0.097 to −0.027 <0.001 −0.055 −0.090 to −0.021 0.002
TV viewing (hours/week) −1.27 −1.67 to −0.81 <0.001 0.028 0.015 to 0.042 <0.001 0.024 0.009 to 0.038 0.002
Computer use (hours/week) −1.19 −1.60 to −0.77 <0.001 0.020 0.005 to 0.034 0.006 0.010 −0.005 to 0.025 0.205
Sleep duration (h/day) −0.04 −0.09 to 0.01 0.114 −0.309 −0.426 to −0.192 <0.001    
All significant mediators          
  Indirect effect (a*b, X → M → Y) Direct effect (path c′, X → Y adj M ) Percentage mediated (a*b/c)  
Mediator: Beta 95% CI Beta 95% CI p-value %  
Sugared drinks (l/day) 0.03 0.03 to 0.05 −0.46 −0.66 to −0.26 <0.001 −6.1  
Breakfast (days/week) −0.05 −0.08 to −0.03 −0.38 −0.58 to −0.18 <0.001 12.6  
Active transportation (min/week) 0.01 −0.01 to 0.01 −0.43 −0.64 to −0.23 <0.001 -  
Sports participation (hours/week) −0.03 −0.05 to −0.02 −0.40 −0.61 to −0.20 <0.001 7.1  
TV viewing (hours/week) −0.03 −0.06 to −0.02 −0.40 −0.60 to −0.20 <0.001 8.0  
Computer use (hours/week) −0.02 −0.05 to −0.01 −0.41 −0.61 to −0.21 <0.001 5.4  
Sleep duration (h/day) 0.01 −0.01 to 0.03 −0.45 −0.65 to −0.24 <0.001 -  
All significant mediators −0.08 −0.13 to −0.03 −0.35 −0.56 to −0.23 0.001 18.7  
  1. For an explanation of a, b, c, c’, please see Figure 1.
  2. All models were adjusted for age, gender and country.