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Table 3 Development over time in relation to planned education and gender (only schools with participants in both surveys)

From: Time trends (1995–2008) in dietary habits among adolescents in relation to the Norwegian school fruit scheme: the HUNT study

 

Daily consumption of fruit

Daily consumption of vegetables

Model 1

Model 2

Model 1

Model 2

aOR

95% CI

p-value

aOR

95% CI

p-value

aOR

95% CI

p-value

aOR

95% CI

p-value

HUNT 3 vs. HUNT1

1.48

1.28–1.71

< 0.001

1.60

1.19–1.98

< 0.001

1.41

1.28–1.53

< 0.001

1.42

1.23–1.65

< 0.001

Educational intentions

1.45

1.28–1.62

< 0.001

1.42

1.20–1.68

< 0.001

1.51

1.35–1.68

< 0.001

1.35

1.14–1.60

< 0.001

Gender

0.68

0.62–0.75

< 0.001

0.74

0.65–0.85

< 0.001

0.82

0.74–0.91

< 0.001

0.86

0.76–0.98

0.025

Grade

9 th grade

0.84

0.72–0.97

0.022

0.84

0.72–0.97

0.022

0.79

0.69–0.91

0.001

0.80

0.69–0.91

0.001

10 th grade

0.68

0.58–0.79

< 0.001

0.69

0.58–0.79

< 0.001

0.74

0.63–0.87

< 0.001

0.74

0.63–0.88

< 0.001

Urbanity

1.15

0.94–1.42

0.158

1.15

0.95–1.41

0.162

1.12

0.97–1.29

0.106

1.12

0.97–1.29

0.117

Constant

1.33

1.14–1.55

< 0.001

1.28

1.07–1.53

0.005

0.84

0.97–0.96

0.014

0.83

0.70–0.97

0.021

Time x educational intentions

1.02

0.87–1.20

0.786

1.18

0.97–1.43

0.094

Time x gender

0.85

0.68–1.06

0.144

0.90

0.76–1.06

0.231

 

Daily consumption of potato chips

Daily consumption of sugar-sweetened beverages

Model 1

Model 2

Model 1

Model 2

aOR

95% CI

p-value

aOR

95% CI

p-value

aOR

95% CI

p-value

aOR

95% CI

p-value

HUNT 3 vs. HUNT1

1.60

1.26–2.04

< 0.001

1.10

0.73–1.68

0.623

2.02

1.66–2.45

< 0.001

1.92

1.51–2.43

< 0.001

Educational intentions

0.84

0.68–1.04

0.113

0.63

0.44–0.92

0.015

0.78

0.67–0.92

0.002

0.81

0.67–0.95

0.014

Gender

2.30

1.89–2.80

< 0.001

1.76

1.32–2.35

< 0.001

2.19

1.90–2.53

< 0.001

2.07

1.73–2.47

< 0.001

Grade

9 th grade

0.91

0.72–1.15

0.443

0.91

0.72–1.15

0.447

1.20

1.05–1.38

0.009

1.20

1.04–1.38

0.009

10 th grade

0.84

0.65–1.08

0.181

0.84

0.65–1.08

0.175

1.44

1.26–1.64

< 0.001

1.44

1.27–1.64

< 0.001

Urbanity

0.71

0.52–0.95

0.022

0.70

0.52–0.94

0.021

0.73

0.59–0.89

0.002

0.73

0.59–0.89

0.002

Constant

0.03

0.02–0.03

< 0.001

0.04

0.03–0.05

< 0.001

0.14

0.11–0.15

< 0.001

0.13

0.11–0.16

< 0.001

Time x educational intentions

   

1.45

0.97–2.17

0.067

   

0.96

0.73–1.28

0.822

Time x gender

   

1.57

1.06–2.34

0.024

   

1.10

0.91–1.34

0.312

 

Daily consumption of candy

Model 1

Model 2

aOR

95% CI

p-value

aOR

95% CI

p-value

HUNT 3 vs. HUNT1

0.97

0.83–1.12

0.664

0.92

0.72–1.17

0.501

Educational intentions

0.87

0.76–0.99

0.044

0.90

0.70–1.16

0.449

Gender

1.48

1.32–1.65

< 0.001

1.40

1.19–1.64

< 0.001

Grade

9 th grade

1.13

0.92–1.38

0.193

1.13

0.94–1.37

0.192

10 th grade

1.30

1.04–1.62

0.020

1.30

1.04–1.62

0.021

Urbanity

0.88

0.69–1.15

0.376

0.89

0.69–1.15

0.383

Constant

0.11

0.08–0.13

< 0.001

0.10

0.08–0.14

< 0.001

Time x educational intentions

   

0.93

0.69–1.26

0.673

Time x gender

   

1.11

1.19–1.64

0.673

  1. The reference category for gender: female, Time: Young-HUNT1, Educational intentions: lower educational intentions, grade: 8th grade, Urbanity: urban area
  2. School was included as a random intercept
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Nutrition Journal

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