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Correlational findings

Study OECD (2017): study PT 2015

Public:
15-16 aged, secundary school students, Portugal, 2017
Survey name:
INT PISA 2015
Sample:
Respondents:
N = 7325
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=  7,44     7,66     7,20
no:        M=  6,49     6,82     6,34
- difference:  +0,95    +0,84   +0,86

Difference slightly smaller after control for student's socio-economic status
C-BW-c-sq-l-11-e DM = + ns dinner          all     boys    girls  
yes:        M=  7,38    7,63     7,12
no:         M=  7,20    7,50     6,93
- difference:  +0,17   +0,13    +0,18

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