Study Costa & McCrae (1980): study US 1976

Public

35-85 aged white males (largely veterans), USA, 1976

Sample

Respondents

N = 1100

Non Response

T1:21%; T2:18%; T3:27%; T4:46%

Assessment

Questionnaire: Paper & Pencil Interview (PAPI)
Mailed questionnaire att intervals of 3 months

Correlate

Authors's Label

Life satisfaction

Our Classification

Operationalization

Life Satisfaction Index. 9-item index of closed questions about satisfaction with
a: work
b: health
c: money
d: appearance
e: self-respect
f:  getting along with others
g: love
h: sex
i: religious faith:

Each rated on a 5-point scale.

Observed Relation with Happiness