Study VanSluijs (2004): study NL 1987

Public

Young adults, followed from age 18 to 30, The Netherlands, 1987-1999

Sample

Respondents

N = 836

Non Response

36,6% (baseline)

Assessment

Interview: face-to-face
Face to face interviews, questionnaires, telephone interviews (1999)

Correlate

Authors's Label

Mental health

Our Classification

Remarks

Assessed at T1 (1987), T3 (1991), T4(1999)

Operationalization

Self report on shortened 6-item General Health Questionnaire (GHQ):
How did you feel in the past two weeks?
- Were you able  to concentrate on the things you were engaged in?
- Did you feel that you could not master your difficulties/troubles?
- Did you enjoy you daily activities?
- Did you feel unhappy and depressed?
- Did you lose faith in yourself?
- All things taken together, did you feel happy?

Rated:1 better than normal, 2 the same as normal, 3 worse than normal, 4 much worse than normal. The answers were summed up and changed to a 10 point scale.

Observed Relation with Happiness