Correlational finding on Happiness and subject: A-CA by A-CA

StudyGartstein & Rothbart (2002): study US Oregon 1997
TitleStudying infant temperament via the Revised Infant Behavior Questionnaire
SourceInfant Behavior & Development 26 (2003) 64-86
Public3-12 months aged infants, Oregon, United States, 199?
SampleNon-probability purposive sample
Non-Response24%
Respondents N =361

Correlate
Author's labelSmile/Laughter
Page in Source 72, 73, 75
Our classificationA-CA by A-CA
Operationalization
Parent's report on:
Smiling or laughter during general caretaking and play. 
(in total 10 items like "How often during the last week 
did the baby smile or laugh when given a toy?")

Rated:
1  never
2  very rarely
3  less than half the time
4  about half the time
5  more than half the time
6  almost always
7  always
Remarks
Part of the Revised Infant Behavior Questionnaire 
(IBQ-R); Same rating scale as used for rating of 
happiness with cheerful appearance

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
A-CA-cw-rdf-v-7-abmr=+.46
boys:  r=+.46 p<.01
girls: r=+.45 p<.01
A-CA-cw-rdf-v-7-bamr=+.38
boys:  r=+.35 p<.01
girls: r=+.41 p<.01


Appendix 1: Happiness measures used
CodeFull Text
A-CA-cw-rdf-v-7-abRating by parents of pleasure in different high stimulus intensity situations, such as:

During a peek-a-boo game, how often did the baby smile?
1 never
2 very rarely
3 less than half the time
4 about half the time
5 more than half the time
6 almost always
7 always

Full list of situations not reported.

Part of Rothbart Revised Infant Behavior Questionnaire
A-CA-cw-rdf-v-7-baRating by parents of pleasure in different low stimulus intensity situations, such as:

When playing quietly with one of his/her favorite toys, how often did the baby show pleasure?
1 never
2 very rarely
3 less than half the time
4 about half the time
5 more than half the time
6 almost always
7 always

Full list of situations not reported.

Part of Rothbart Revised Infant Behavior Questionnaire


Appendix 2: Statistics used
SymbolExplanation
mrMean correlation coefficient (r).
For r, see PRODUCT-MOMENT CORRELATION
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl