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Correlational findings

Study Erdman (1981): study NL 1976

Public:
Heart patients and healthy controls, The Netherlands, 197?
Sample:
Respondents:
N = 232
Non Response:
Assessment:
Interview: face-to-face

Correlate

Authors's label
Heart disease
Our Classification
Operationalization
1 Heart patients:Male heart patients who had been treated for coronary bypass or myocard infarct in the last 6 weeks
0 Healthy controls:Employees of  Rotterdam harbour who reported for a periodic health check

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks M-TH-g-sq-v-4-g DM = - Heart patients   M = 1,83  SD = 0,05
Healthy controls M = 2,53  SD = 0,67
difference          -0,70