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

Hearing reflexes shortly after birth

Our Classification

Operationalization

Hearing reflexes at day 5 as reported in medical file
1: both sides, no reaction
2a: right ear, no reaction
2b: left ear, no reaction
3a: right ear, some reaction
3b: left ear, some reaction
4: both sides, some reaction
5: both sides, great reaction

Observed Relation with Happiness