Table 4 Effects of educational intervention on BMI z-score, FFQ, the Persian version of children's health-related quality of life, and the duration of physical activity and sedentary behaviors checklist

BMI z-score

2.29 ± 0.82

2.21 ± 0.80

2.35 ± 0.92

1.00

0.60

FFQ

 Calories

2537.48 ± 761.59

2188.62 ± 802.32

1864.47 ± 903.18

5.53

0.06

 Whole grains

32.95 ± 14.52

45.12 ± 42.99

50.40 ± 31.62

5.32

0.07

 Refined grains

257.39 ± 73.71

278.70 ± 55.23

261.69 ± 112.67

1.24

0.53

 Meats

99.39 ± 58.98

81.61 ± 40.05

97.23 ± 39.23

2.62

0.26

 Dairy products

732.70 ± 346.80

737.19 ± 524.64

543.81 ± 287.20

2.94

0.23

 Legumes

36.47 ± 22.53

33.21 ± 17.38

43.10 ± 20.85

1.21

0.54

 Fruits

997.60 ± 680.25

568.29 ± 240.68

515.70 ± 324.59

8.98

0.01^**

 Vegetables

259.72 ± 96.21

236.85 ± 105.02

228.67 ± 125.74

0.03

0.98

 Liquid fats

9.78 ± 4.67

7.95 ± 3.56

9.32 ± 4.07

2.85

0.24

 Solid oils

13.00 ± 16.66

8.69 ± 12.63

6.79 ± 7.04

0.93

0.62

 Nuts and seeds

19.38 ± 25.39

14.99 ± 21.59

10.70 ± 15.72

0.00

1.00

 Tea and coffee

106.29 ± 102.97

142.33 ± 106.60

138.23 ± 105.48

2.31

0.31

 Salty snacks

4.62 ± 7.47

1.74 ± 2.22

2.93 ± 5.42

3.24

0.19

 Simple sugars

4.20 ± 4.81

5.02 ± 4.87

5.68 ± 4.52

6.54

0.03^**

 Honey and jams

7.44 ± 6.12

7.16 ± 5.01

8.43 ± 7.69

0.57

0.74

 Soft drinks

260.79 ± 211.19

145.87 ± 136.38

93.77 ± 65.50

14.08

0.001^**

 Snacks and desserts

43.13 ± 28.42

36.80 ± 26.15

48.91 ± 37.91

5.57

0.06

 Fast food

20.86 ± 11.84

39.46 ± 32.98

34.63 ± 29.26

3.64

0.16

 others

6.73 ± 5.81

5.26 ± 3.38

7.40 ± 5.57

1.75

0.41

The Persian version of children's health-related quality of life

 child mental health

18.50 ± 3.13

18.64 ± 3.73

17.57 ± 2.65

3.56

0.16

 child self-satisfaction

12.07 ± 1.73

11.64 ± 1.33

11.92 ± 1.85

0.31

0.85

 child movement status

10.57 ± 2.31

10.64 ± 2.13

11.85 ± 0.53

3.63

0.16

 child performance

16.50 ± 1.99

16.57 ± 2.20

17.28 ± 1.13

2.05

0.35

 parental concern

7.50 ± 2.47

8.71 ± 1.58

8.71 ± 1.54

12.21

0.002^**

 parental limitation

7.92 ± 1.85

8.64 ± 1.39

8.42 ± 1.45

3.00

0.22

 parental perception of their children’s general health

11.28 ± 1.81

12.0 ± 2.14

12.42 ± 2.27

5.90

0.05^**

 child health questionnaire

84.35 ± 12.83

86.85 ± 11.56

88.21 ± 8.16

2.73

0.25

The duration of physical activity and sedentary behaviors checklist

 days spent for watching TV during a week

5.78 ± 1.47

6.57 ± 0.85

6.24 ± 0.93

4.33

0.11

 minutes spent for watching TV during a day

65.35 ± 33.46

76.60 ± 40.88

84.64 ± 36.43

3.81

0.14

 days spent using computer during a week

2.50 ± 2.73

3.50 ± 2.65

2.78 ± 2.83

0.66

0.71

 minutes spent for using computer during a day

25.71 ± 27.70

24.10 ± 16.42

30.53 ± 31.33

0.16

0.92

 days spent sitting games during a week

5.85 ± 1.83

6.0 ± 1.03

5.85 ± 1.02

0.22

0.89

 minutes spent for sitting games during a day

56.42 ± 37.97

65.89 ± 37.57

73.39 ± 31.15

4.15

0.12

 days spent physical activities during a week

4.35 ± 2.70

5.35 ± 1.90

4.85 ± 2.07

2.43

0.29

 minutes spent for physical activities during a day

36.42 ± 32.02

58.03 ± 36.88

53.75 ± 30.12

7.53

0.02^**