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

Blood-type at birth

Our Classification

Operationalization

Blood-type at birth as reported in medical file
a: O without sensitization
b: A without sensitization
c: B without sensitization
d: AB without sensitization
e: A with sensitization
f: B with sensitization
g: transfusion because of jaundice without known cause

Observed Relation with Happiness