print

Correlational findings

Study Sumnall & Bellis (2010): study ZZ 2010

Public:
16-35 aged night scene public, 9 European cities, 2008
Sample:
Respondents:
N = 1363
Non Response:
Assessment:
Questionnaire: paper
by post

Correlate

Authors's label
Age of first use of stumulants
Our Classification
Operationalization
self report on questions about first time use alcohol, cannabis, cocaine and ecstasy :
0 never (reference)
1 under 16
2 16 or over

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLW-u-sq-v-2-b D% = ns Alcohol users under 16  83% happy (vs never) O-SLW-u-sq-v-2-b D% = p < .05 Cannabis used under 16 80% happy (vs never) O-SLW-u-sq-v-2-b D% = ns Cocaine users under 16  74% happy (vs never) O-SLW-u-sq-v-2-b D% = p < .01 Ecstasy users under 16  70% happy (vs never)