Study Evans et al. (2007): study GB 1994
- Public:
- Mental patients and controls, followed 2 years, UK 1994-2001
- Sample:
- Respondents:
- N = 149
- Non Response:
- 94%
- Assessment:
- Interview: face-to-face
Correlate
- Authors's label
- Mental health
- Our Classification
-
-
- Remarks
- a: Non-probability chunk sample, data 1994 (T1) and 1996 (T2) b+c: Probility sample of community residents: data 1999 (T1) and 2001 (T2)
- Distribution
- N at T1/T2 = 1: 149/126; 2: 794/354; 3: 1119/583
- Operationalization
- a: Severe mental illness(SMI) Patients of mental hospital
- aged 18-65
- diagnosed psychotic of at least 2 years duration
- hospitalized at least 2 times
- at least one of which prior to recruitement
b: Common mental disorder(CMD) 18+ aged community residents
- participants in postal survey
- scoring high on GQH-12 questionnaire
c: Healthy population
18+ aged community residents
- participants in postal survey
- scoring low on GQH-12 questionnaire
Observed Relation with Happiness
T2 M = 4.45 SD = 1.40
T1-T2 (2 yr) change +0,59 -0,03
T2 M = 4.25 SD = 1.30
T1-T2 (2 yr) change +0,06 +0,01
T2 M = 5,12 SD = 0,96
T1-T2 (2 yr)change -0,27 +0,10