Table 2 Factor load of Behavior questionnaire items based on factor analysis with varimax rotatio

Planning and scheduling

0.80

Practicing meditation and praying

0.76

Positive thinking

0.71

Regular exercise

0.70

Participation in home and school activities

0.67

Being in touch with friends, classmates, relatives and family members

0.47

How much fruit do you eat every day? (One apple or one orange is equal to one unit)

0.68

How much vegetable do you eat every day? (One glass of raw vegetable is equal to one unit of vegetable)

0.65

How much milk and other dairy products (e.g., milk, yoghurt, ice cream) do you have every day? (One unit of dairy products is as much as one glass of milk or low-fat yoghurt, two matchboxes of cheese, or two glasses of lassi)

0.64

How much meat and legume do you eat in a day? (One unit of meat is as much as 4 pieces of meat in food, half of a thigh or half of a breast, two boiled eggs, half of a glass of boiled legume, or a third of a cup of nuts)

0.60

How much bread do you eat in a day? (One unit is as much as 30 g of bread or the size of a palm of hand, half a glass of rice or cooked spaghetti)

0.56

How much fatty food (butter, bagel, cream, hamburger, sausage, and fried food) do you eat in a week?

0.74

How much junk food (chips, corn, fruit juice, and soda) do you have in a week?

0.73

How often do you eat fried food (fried chicken, fried fish, French fries, etc.)?

0.73

How much time do you spend using TV, cell phone, tablet, or playing video games?

0.79

Do you smoke?

0.77

Do you smoke hookah?

-0.45

How often do you take vitamin D supplement?

0.67

How often do you weigh yourself?

0.61

How much sleep do you get every night on average?

0.39

Eigenvalues

3.56

2.52

1.93

1.55

1.07

% of Variance

17.78

12.58

9.64

7.74

7.75

Cumulative %

17.78

30.36

39.99

47.73

53.07