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Correlational findings

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
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

Happiness Measure Statistics Elaboration / Remarks O-DT-u-sqt-v-7-b DM = + a: Mental patients     T1  M = 3.86  SD = 1.43
                       T2  M = 4.45  SD = 1.40
       T1-T2 (2 yr) change    +0,59      -0,03
O-DT-u-sqt-v-7-b DM = + b: Common disorder     T1  M = 4,19  SD = 1.29
                       T2  M = 4.25  SD = 1.30
       T1-T2 (2 yr) change    +0,06      +0,01
O-DT-u-sqt-v-7-b DM = - c: Mentally healthy    T1  M = 5,39  SD = 0,86
                       T2  M = 5,12  SD = 0,96
        T1-T2 (2 yr)change    -0,27      +0,10
O-DT-u-sqt-v-7-b BMCT = p < .05 T1: c>a, b>a O-DT-u-sqt-v-7-b BMCT = p < .05 T2: c>b