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

Distribution

N = 1: 30, 0, 202

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