Correlational findings

Study VanSluijs (2004): study NL 1987

Young adults, followed from age 18 to 30, The Netherlands, 1987-1999
N = 836
Non Response:
36,6% (baseline)
Interview: face-to-face
Face to face interviews, questionnaires, telephone interviews (1999)


Authors's label
Correlation of happiness scores over time
Our Classification
Selfreport on four questions:
Using the 1-7 scale below, indicate how much each of the following statements applies for you in the last 18 months.
A  In most ways my life is close to ideal
B  The conditions of my life are excellent
C  I am satisfied with my life
D  So far, I have gotten the important things I want in life

Answers rated:
7  applies completely
6  apllies
5  apllies slightly
4  neither applies nor does not apply
3  slightly not applicable
2  not applicable
1  applies not at all

Computation: A+B+C+D divided by 4
Name: Shortened Diener's Satisfaction with Life Scale (SWLS), last years version

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-Sum-cy-mq-v-7-a r = +.40 T1 by T3: 4 years     N=1245 O-Sum-cy-mq-v-7-a r = +.36 T1 by T4: 8 years     N=928 O-Sum-cy-mq-v-7-a r = +.31 T1 by T5: 12 years    N=822 O-Sum-cy-mq-v-7-a r = +.44 T3 by T4: 4 years     N=936 O-Sum-cy-mq-v-7-a r = +.34 T3 by T5: 8 year      N= 830 O-Sum-cy-mq-v-7-a r = +.43 T4 by T5: 4 year      N=682