Study Bachman et al. (1978): study US 1966 /1
- Public
- Public highschool boys followed 8 years from grade 10, USA, 1966-74
- Sample
- Respondents
- N = 2213
- Non Response
- 2.8% at T1, 17.2% at T2, 21.0% at T3, 28.9% at T4, 28.5% at T5
- Assessment
-
Interview: face-to-face
Interviews, tests and questionnaires
Correlate
- Authors's Label
- Drug use
- Our Classification
-
-
- Operationalization
- A mean of three items asking how often during the past year respondent had used amphetamines, barbiturates, and LSD for other than medical purposes. 1 = never; 2 = once or twice a year;
3 = 3 - 10 times a year; 4 = once or twice a month; 5 = once or twice a week; 6 = nearly every day
Observed Relation with Happiness
Happiness T3 T4 T5
T1 tau = -.06 -.06 -.11 (01)
T2 tau = -.00 -.06 -.03
T3 tau = -.02 -.03 -.03
T4 tau = -.01 -.04 -.06
All tau's not significant, unless indicated otherwise
T1:1966, T2:1968, T3:1969, T4:1970, T5:1974