Study Yeo et al. (1987): study US 1979
- 65+ aged, patients, ambulatory medical center, followed 18 mth, California, USA, 198?
- N = 139
- Non Response
- Refusal 15.91%, unable 6.17%, to 1st question. 11.36%, to 2nd question. 21.43%
- Interview: face-to-face
- Authors's Label
- Psychological well-being
- Our Classification
- 10 item index of closed questions on specific affects in the past few weeks.
(Bradburn Affect Balance Scale)
- T1: 1979
- T2: 18 months later
Observed Relation with Happiness
(r' computed from b and SD in table)