Study Ventegodt (1997): study DK 1993
- Public:
- 31-33 aged, born at the university hospital, Denmark, 1993
- Sample:
- Respondents:
- N = 4626
- Non Response:
- 36%
- Assessment:
-
Questionnaire: paper
Data were taken from the medical files of mothers and their babies
Correlate
- Authors's label
- Age of first reach for objects
- Our Classification
-
-
- Operationalization
- Age of first reach for objects as reported in medical file
1: 1-2 months
2: 3-4 months
3: 5-6 months
4: 7-8 months
5: 9-10 months
6: 11-12 months
Observed Relation with Happiness
2: Mt=7.73
3: Mt=7.79
4: Mt=7.58
5: Mt=7.00
6: Mt=9.16
2: Mt=7.36
3: Mt=7.41
4: Mt=7.33
5: Mt=7.16
6: Mt=7.91
2: Mt=7.00
3: Mt=7.04
4: Mt=6.93
5: Mt=6.16
6: Mt=7.91