Study Dykstra & Wagner (2007): study DE 1990

Public:

70-100+ aged, West-Berlin, Germany 1990-1993

Sample:

Respondents:

N = 516

Non Response:

32%

Assessment:

Interview: face-to-face
Interviews in 14 sessions that covered mental and physical health, psychological functioning and social and economic situation.

Correlate

Authors's label

Never had children

Our Classification

Operationalization

0: Never had children
1: Ever had children, all still alive (reference)

Observed Relation with Happiness