Correlational finding on Happiness and subject: Number of children

StudyCrnic et al. (1984): study US 1981
TitleMaternal Stress and Social Support: Effects on the Mother-Infant Relationship from Birth to Eighteen Months.
SourceAmerican Journal of Orthopsychiatry, 1984, Vol. 54, 224 - 235
PublicMother-child pairs, followed 18 months after birth, USA, 1981-82
SampleSampling not reported
Non-ResponseAttrition at T2: 10%, at T3: 14%
Respondents N =105

Correlate
Author's labelNumber of children
Page in Source 105
Our classificationNumber of children
Operationalization
0 one
1 more

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
O-QLS-c-sq-v-5-ar=-.11 ns


Appendix 1: Happiness measures used
CodeFull Text
O-QLS-c-sq-v-5-aSelfreport on single question:

"When you take everything into consideration, your child, your adult life, etc, how would you describe your current life situation.....?'
1 things are very bad right now
2
3
4
5 things are very good
(Response options not fully reported)


Appendix 2: Statistics used
SymbolExplanation
rPRODUCT-MOMENT CORRELATION COEFFICIENT (Also "Pearson's correlation coefficient' or simply 'correlation coefficient')
Type: test statistic.
Measurement level: Correlate: metric, Happiness: metric
Range: [-1; +1]

Meaning:
r = 0 no correlation ,
r = 1 perfect correlation, where high correlate values correspond with high happiness values, and
r = -1 perfect correlation, where high correlate values correspond with low happiness values.
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl