Correlational findings

Study Bakker et al. (2020): study NL 2011

Returning users of a happiness self-help website, Netherlands, 2011-2015
Survey name:
N = 5411
Non Response:
Questionnaire: web
Happiness self-help tool box


Authors's Label
Use of Happiness-Comparer
Our Classification
Participants received periodical an e-mail with a link to a website on which they recorded - how happy they feel today - how happy they had felt over the last month Users then received instant feelback on how other users of the website feel - how happy all other users felt on average - how users of the same age, sexe and education felt All rating made on a 10-step faces scale Next to this 'Happines-Comparer' the website provided the 'Happiness-Diary', which is an internet application of the Day Reconstructioin Method (DRM, Kahneman et a. 2004)
Range: 2-36, M = 3,53; SD = 3,62
Average time beetween first and last use 233 days
Related specification variables
Number of times the Happiness-Comparer was used

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks A-AOL-cm-sq-f-11-a b-fix = +.01 ns CHANGE happiness by number of times the Happiness-Comparer was used.

b-fix (+.008) controled for:
- earlier happiness (to capture change)
- happiness today
- days website visited
- use of the Happiness-Diary
A-AOL-cm-sq-f-11-a b-fix = +00 b-fix (+.001) among participants who did not use the Happiness-Diary