Study Bachman et al. (1978): study US 1966 /1

Public

Public highschool boys followed 8 years from grade 10, USA, 1966-74

Sample

Respondents

N = 2213

Non Response

2.8% at T1, 17.2% at T2, 21.0% at T3, 28.9% at T4, 28.5% at T5

Assessment

Interview: face-to-face
Interviews, tests and questionnaires

Correlate

Authors's Label

Somatic symptoms

Our Classification

Operationalization

Mean based on an 18-item checklist of physical complaints, including such questions as: "Have you ever had spells of dizziness?", "Are you ever bothered by nightmares?"
Scale: 1.00 = never to 5.00 = always.
Assessed at T1, T2, T3, and T4

Observed Relation with Happiness