|
Measurement
|
Baseline
|
Follow-up I (8 months after baseline)
|
Follow-up II (20 months after baseline)
|
Follow-up III (32 months after baseline)
|
|---|
|
Demographic characteristics
|
*
|
*
|
*
|
*
|
|
Alcohol:
|
*
|
*
|
*
|
*
|
|
Drinking behavior
|
*
|
*
|
*
|
*
|
|
Perceived parental rules
|
*
|
*
|
*
|
*
|
|
Intention
|
*
|
*
|
*
|
*
|
|
Global attitudes
|
*
|
*
|
*
|
*
|
|
Pros and cons
|
*
|
*
|
*
|
*
|
|
Social norm (approval)
|
*
|
*
|
*
|
*
|
|
Modeling
|
*
|
*
|
*
|
*
|
|
Self-efficacy
|
*
|
*
|
*
|
*
|
|
Knowledge
|
*
|
*
|
*
|
*
|
|
Tobacco:
|
*
|
*
|
*
|
*
|
|
Smoking behavior
|
*
|
*
|
*
|
*
|
|
Nicotine dependence
|
*
|
*
|
*
|
*
|
|
Perceived parental rules
|
*
|
*
|
*
|
*
|
|
Intention
|
*
|
*
|
*
|
*
|
|
Global attitudes
|
*
|
*
|
*
|
*
|
|
Pros and cons
|
*
|
*
|
*
|
*
|
|
Social norm (approval)
|
*
|
*
|
*
|
*
|
|
Modeling
|
*
|
*
|
*
|
*
|
|
Self-efficacy
|
*
|
*
|
*
|
*
|
|
Knowledge
|
*
|
*
|
*
|
*
|
|
Marijuana:
|
*
|
*
|
*
|
*
|
|
Marijuana using behavior
|
*
|
*
|
*
|
*
|
|
Marijuana dependence
|
*
|
*
|
*
|
*
|
|
Perceived parental rules
|
*
|
*
|
*
|
*
|
|
Intention
|
*
|
*
|
*
|
*
|
|
Global attitudes
|
*
|
*
|
*
|
*
|
|
Pros and cons
|
*
|
*
|
*
|
*
|
|
Social norm (approval)
|
*
|
*
|
*
|
*
|
|
Modeling
|
*
|
*
|
*
|
*
|
|
Self-efficacy
|
*
|
*
|
*
|
*
|
|
Knowledge
|
*
|
*
|
*
|
*
|
|
Other:
|
*
|
*
|
*
|
*
|
|
Risk perception
|
*
|
*
|
*
|
*
|
|
Popularity
|
*
|
*
|
*
|
*
|
|
Likability
|
*
|
*
|
*
|
*
|
|
Best friends
|
*
|
*
|
*
|
*
|
|
Personality
|
*
|
*
|
*
|
*
|
|
Pubertal development
|
*
|
*
|
*
|
*
|
