Correlational findings

Study Boerefijn & Bergsma (2011): study NL 2009

Students of a happiness course and controls, Netherlands 2009
Survey name:
Unnamed study
N = 631
Non Response:
Questionnaire: paper


Authors's Label
Happiness lessons
Our Classification
Lessons took place in mentor hours. The experimental group received lessons in happiness, The control group followed the regular mentor program, but answered a questionnaire twice. Contents of lessons reported in Boerefijn & Bergsma (2012) Geluk in zes lesen (Happy in six lessons) Chapter 11 in Sturen In geluk; Social en Cultureel Planbureau, 2012, 86 - 91, Den Haag, The Netherlands
6 lessons of each 50 minutes on:
a; What is happiness, How happy are you
b: What do you think that makes you happy
c: Difference between expected and experienced happiness. What makes most people happy?
d: Coping with unhappiness. Optimism exercise
e: Role of social bonds. Kindness exercise
f; Strenghts test, strenght awareness exercise

1: Treated
0: Controls

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks M-FH-cm-sq-n-10-b =               Happiness LEVEL    CHANGE
              T1       T2        T2-T1
Treated       7,34     7,40      +0,07
Control       7,15     7,48      +0,33
-difference                      -0,26
M-FH-cm-sq-n-10-b D%sr = Treated                          +0.8%
Control                          +3,7%
-difference                      -2,9%

T1: first lesson
T2: 12 weeks; 6 weeks after 6 week weekly lessons