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Table 2 Mixed effect models on the associations between adolescents’ and parental dietary knowledge score and overweight/obesity of adolescents aged 12–17 years old

From: Influence of adolescents’ and parental dietary knowledge on adolescents’ body mass index (BMI), overweight/obesity in 2004–2015: a longitudinal study

Variables

Adjusted model a (BMI as categorical variable)

Adjusted model a (BMI as continuous variable)

OR (95% CI)

P-value

β (95% CI)

P-value

Dietary knowledge score of adolescents

    

Medium vs. low

0.20 (0.05–0.80)

0.02*

-0.09 (-0.40–0.23)

0.59

High vs. low

0.47 (0.15–1.50)

0.20

-0.29 (-0.33–0.27)

0.85

Dietary knowledge score of adolescents’ fathers

    

Medium vs. low

0.50 (0.12–2.04)

0.34

-0.24 (-0.56–0.09)

0.15

High vs. low

0.21 (0.05–0.99

0.06

0.01 (-0.29–0.32)

0.93

Dietary knowledge score of adolescents’ mothers

    

Medium vs. low

0.34 (0.08–1.40)

0.14

-0.17 (-0.49–0.15)

0.31

High vs. low

0.45 (0.12–1.64)

0.23

0.03 (-0.29–0.34)

0.85

  1. a Adjusted for adolescents’ age and sex, residence, per capita annual family income, physical activity level, adolescents’ education and parental education, parental hypertension and diabetes and parental overweight/obesity status
  2. * P < 0.05