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Correlational findings

Study Costa et al. (1985): study US 1958

Public:
Married males, followed ±12 years Baltimore, USA, 1958-1970
Sample:
Respondents:
N = 196
Non Response:
Attrition T1-T3: 82%
Assessment:
Questionnaire: paper
Closed questions

Correlate

Authors's label
Quantity and qualityof friendships
Our Classification
Operationalization
Obtained by factor analysis.
Factor consisting of 8 items.
Items with high loading:
" My many friends make my life happy and cheerful".
"I have more friends than I ever had before".
"How many friends do you have?"
Questions administered at T1.

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks C-A-h-sq-v-3-a r = +.29 p < .01 Happiness assessed at T1