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Correlational findings

Study OECD (2017): study GR 2015

Public:
15-16 aged, secundary school students, Greece, 2017
Survey name:
INT PISA 2015
Sample:
Respondents:
N = 5532
Non Response:
Assessment:
Questionnaire: web

Correlate

Authors's label
Eating habits
Our Classification
Operationalization
Selfreport on 2 questions:
- On the most recent day you attended school, did you before going  to school eat breakfast?
     1 yes
     0 no
- On the most recent day you attended school, did you after leaving school eat diner?
     1 yes
     0 no

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks C-BW-c-sq-l-11-e DM = + p < .05 breakfast      all       boys      girls
yes:        M= 7,05      7,36      6,71
no:         M= 6,40      6,59      6,27
- difference: +0,65     +0,77     +0,44

Difference slightly smaller after control for student's socio-economic status
C-BW-c-sq-l-11-e DM = + p < .05 dinner         all       boys       girls  
yes:        M= 6,95      7,25       6,64
no:         M= 6,34      6,68       6,03
- difference: +0,61     +0,58      +0,61

Difference slightly smaller after control for student's socio-economic status