Study Matikka & Ojanen (2002): study FI 1994

Public:

18-77 aged intellectually disabled, Finland, 1994-2000

Sample:

Respondents:

N = 376

Non Response:

15%

Assessment:

Interview: face-to-face
in their home setting or in work places

Correlate

Authors's label

Age group

Our Classification

Operationalization

1: 18-29 years
2: 30-39
3: 40-49
4: 50-59
5: 60-77

Observed Relation with Happiness