Health behavior

Do you smoke

Smoking

1 = No

2 = No, but I’ve tried

3 = No, I’ve quit

4 = Yes, sometimes

5 = Yes, daily

0 = No

1 = Yes

1 - 3 = 0

4 - 5 = 1

How often do you eat breakfast, lunch, and dinner?

Eating habits

1 = Every day

2 = 4?6days per week

3 = 1?3days per week

4 = Rarely or never

0 = Regular eating habits

1 = Neither good nor bad eating habits

2 = Irregular eating habits

1 - 2 = 0

3 = 1

4 = 2

How often do you eat sweets/drink soda or juice

Sweets consumption

1 = Rarely or never

2 = Once per week

3 = A few times a week

4 = Everyday

5 = Several times per day

0 = Not often

1 = Consumes sweets and sweet drinks every day

1?2 = 0

3?5 = 1

Self-reported weight and height

Body mass index

1 = Underweight (<18.5 kg)

2 = Normal weight (18.5 - 24.9 kg)

3 = Overweight (25 - 29.9 kg)

4 = Obese (>30 kg)

0 = No overweight/obese

1 = Overweight

2 = Obese

1 - 2 = 0

3 = 1

4 = 2

How often do you skip school

Skipping school

1 = Never

2 = Yes, sometimes during the term

3 = Yes, once per month

4 = Yes, 2 - 3 per month

5 = Yes, once a week

6 = Yes, several times per week

0 = Less than 2 times per month

1 = 2 times or more per month

1 - 3 = 0

4 - 6 = 1

How often do you exercise for more than 30 minutes and hard enough to perspire?

Physical activity

1 = everyday

2 = 4 - 6 times/week

3 = 2 - 3 times/week

4 = once a week

5 = 1 - 3 times/month

6 = less than once/month

7 = never

0 = regular physical activity

1 = irregular physical activity

1 - 3 = 0

4 - 7 = 1

Social cohesion and social capital

I trust my parent/parents

Parental trust

1 = Completely correct

2 = Mostly correct

3 = Neither correct nor incorrect

4 = Mostly incorrect

5 = Completely incorrect

0 = Yes

1 = No

1 - 2 = 0

3 - 5 = 1

Do you have anyone with whom you can share your innermost feelings?

Has a confidant

1 = Yes, absolutely

2 = Yes maybe

3 = Probably not

4 = No

0 = Yes

1 = No

1 - 2 = 0

3 - 4 = 1

I have close friends at school

Has close friends

1 = Completely correct

2 = Mostly correct

3 = Neither correct nor incorrect

4 = Mostly incorrect

5 = Completely incorrect

0 = Yes

1 = No

1 - 2 = 0

3 - 5 = 1

How do you like school?

Likes school

1 = Very good

2 = Good

3 = Neither good or bad

4 = Bad

5 = Very bad

0 = Very good

1 = Not at all

1 - 2 = 0

3 - 5 = 1