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Correlational findings

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 Measure Statistics Elaboration / Remarks O-HP-g-mq-v-5-a tau = -               Drug use
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