Variable | Question in codebook | Response options | Response options |
---|---|---|---|
Outcome variable | |||
Susceptibility to smoking | 1. If one of your friends offered you a cigarette, would you smoke it? | 1 = Definitely not | Students who are currently non-smokers and answered “Definitely not” to all 3 questions were coded as “non-susceptible”, and all other students were labeled as “susceptible” to smoking. |
2 = Probably not | |||
3 = Probably yes | |||
3 = Probably yes | |||
2. At any time during the next 12 months, do you think you will smoke a cigarette? | 2. At any time during the next 12 months, do you think you will smoke a cigarette? | ||
2. At any time during the next 12 months, do you think you will smoke a cigarette? | |||
3 = Probably yes | |||
4 = Definitely yes | |||
3. Do you think, you will be smoking a cigarette 5 years now? | 1 = Definitely not | ||
2 = Probably not | |||
3 = Probably yes | |||
4 = Definitely yes | |||
Independent variables | |||
Age in years (categorical) | How old are you? | 1 = 11 years old or younger | 1 = Aged ≤ 13 |
2 = 12 years old | 2 = Aged > 13 | ||
3 = 13 years old | |||
4 = 14 years old | |||
5 = 15 years old | |||
6 = 16 years old | |||
7 = 17 years old or older | |||
Parents’ smoking status | Do your parents smoke? | 1 = None | 1 = None |
2 = Both | 2 = At least one parent smokes | ||
3 = Father only | 3 = I don’t know | ||
4 = Mother only | |||
5 = I don’t know | |||
Friends’ smoking status | Do any of your closest friends smoke cigarettes? | 1 = None of them | 1 = Do not have friends who smoke |
2 = Some of them | 2 = Have friends who smoke | ||
3 = Most of them | |||
4 = All of them | |||
Classes on harmful effects of smoking | During this school year were you taught in any of your classes about the dangers of smoking? | 1 = Yes | 1 = Did attend |
2 = No | 2 = Did not attend | ||
3 = Not sure | |||
Access to anti smoking media | During the past 30 days (1 month) how many anti-smoking media messages (e.g. television, radio, billboards, posters, newspapers, magazines, movies) have you seen? | 1 = A lot | 1 = Yes |
2 = A few | 2 = No | ||
3 = None | |||
Exposure to billboards cigarette marketing | During the past 30 days (1 month) how many advertisements for cigarettes have you seen on billboards? | 1 = A lot | 1 = Yes |
2 = A few | 2 = No | ||
3 = None | |||
Exposure to newspapers/magazines cigarette marketing | During the past 30 days (1 month) how many advertisements or promotions for cigarettes have you seen in newspapers or magazines? | 1 = A lot | 1 = Yes |
2 = A few | 2 = No | ||
3 = None | |||
Boys who smoke have “more or less friends | Do you think boys who smoke cigarettes have more or less friends? | 1 = More friends | 1 = More friends |
2 = Less friends | 2 = Less friends or no difference | ||
3 = No difference from nonsmokers | |||
Girls who smoke have more or less friends | Do you think girls who smoke cigarettes have more or less friends? | 1 = More friends | 1 = More friends |
2 = Less friends | 2 = Less friends or no difference | ||
3 = No difference from nonsmokers | |||
Boys who smoke are more or less attractive | Do you think smoking cigarettes make boys more or less attractive? | 1 = More attractive | 1 = More attractive |
2 = Less attractive | 2 = Less attractive or no difference | ||
3 = No difference from nonsmokers | |||
Girls who smoke are more or less attractive | Do you think smoking cigarettes make girls more or less attractive? | 1 = More attractive | 1 = More attractive |
2 = Less attractive | 2 = Less attractive or no difference | ||
3 = No difference from nonsmokers | |||
People who smoke are more or less comfortable at social gatherings | Does smoking cigarettes help people feel more comfortable at celebrations, parties or in other social gatherings? | 1 = More comfortable | 1 = More comfortable |
2 = Less comfortable | 2 = Less comfortable or no difference | ||
3 = No difference from nonsmokers | |||
Knowledge of harmful effects of smoking | Do you think cigarette smoking is harmful to your health? | 1 = Definitely not | 0 = Poor knowledge (response 1-3) |
2 = Probably not | 1 = Good knowledge (response 4) | ||
3 = Probably yes | |||
4 = Definitely yes | |||
Knowledge of harmful effects of secondhand smoke | Do you think smoke from other people’s cigarette is harmful to you? | 1 = Definitely not | 0 = Poor knowledge (response 1-3) |
2 = Probably not | 1 = Good knowledge (response 4) | ||
3 = Probably yes | |||
4 = Definitely yes | |||
Ever tried cigarette smoking | Have you ever tried or experimented with cigarette smoking, even one or two puffs? | 1 = Yes | 1 = Ever smoked |
2 = No | 0 = Never smoked |