print

Correlational findings

Study Ludwigs (2014): study DE 2014

Public:
Users of a happiness app and controls, followed 9 weeks. Germany 2014
Survey name:
Unnamed study
Sample:
Respondents:
N = 349
Non Response:
Assessment:
Questionnaire: web

Correlate

Authors's label
Use of the happiness-Analyser
Our Classification
Operationalization
1: Experimental
0: Controls

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-HL-u-sq-n-11-a DM = + p < .05                   CHANGE average happiness:
             T1   T2-T1     T3-T2     T3-T1
Experimental 6,58 +0,39(05) +0,03(ns) +0,42(05)
Controls     6,64 +0,19(ns) +0,19(ns) +0,38(10)
- difference      +0,20     -0,16     +0,04(ns)
O-HL-u-sq-n-11-a D%sr = +                                       +4,2%
                                      +3,8%
- difference                          +0,4%
O-SLW-c-sq-n-11-cd DM = + p < .05              T1   T1-T2     T2-T3     T1-T3
Experimental 6,52 +0,37(05) +0,01(ns) +0,37(05)
Controls     6,78 -0,03(ns) +0,29(ns) +0,26(05)
- difference      +0,40     -0,28     +0.11(ns)
O-SLW-c-sq-n-11-cd D%sr = +                                       +3,7%
                                      +2,6%
- difference                          +1,1%
A-BB-cm-mq-v-2-a DM = + ns              T1   T1-T2     T2-T3     T1-T3
Experimental 0,74 +0,07(ns) +0,05(ns) +0,12(ns)
Controls     1,08 +0,00(ns) +0,01(ns) +0,01(ns)
- difference      +0,07     +0,04     +0,11(ns)

T1: Start intervention
T2: 4 weeks later, end intervention
T3: 2 weeks later, follow-up

Between-group differences controled for:
- age, age squared
- gender
- big five personality
- household situation
- student (yes/no)
- education
- employment status
- income
- chronic condition (health)
- country of birth and parents’
- country of birth
A-BB-cm-mq-v-2-a D%sr =                                       +1,2%
                                      +0,1%
- difference                          +1,1%