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 & Pencil Interview (PAPI)
Data were taken from the medical files of mothers and their babies

Correlate

Authors's Label

Age of first tooth

Our Classification

Distribution

N all:2680,   1:10,9%,   2:13,2%,   3:32,1%,   4:28,2%,   5:15,6%

Operationalization

Age of  first tooth as reported in medical file
1: within 6 months
2: 6 months
3: 7-8 months
4: 9-10 months
5: 11-12 months

Observed Relation with Happiness