# Correlational findings

## Study VanSluijs (2004): study NL 1987

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

## Correlate

Authors's Label
Correlation of happiness scores over time
Our Classification
Remarks
Happiness assessed at: T1: 1987 when aged 18 to 26 T3: 1991 when aged 22 to 30 T4: 1995 when aged 26 to 34 T5: 1999 when aged 30 to 34
Distribution
N: 1987 by 1991 = 1245; 1987 by 1995 = 928; 1987 by 1999 = 822; 1991 by 1995 = 936; 1991 by 1999 = 830; 1995 by 1999 = 682

All respondents           All rounds Ss only
N         Mt       SD        N       Mt       SD
T1   1750   7,25    1,91      676    7,49    1,83
T3   1256   7,47    1,78      676    7,63    1,69
T4     936   7,49    1,85      676    7,54    1,83
T5     830   7,72     1,71     676    7,76    1,70
Operationalization
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

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 M-CO-cy-mq-v-7-b = +.40 T1 by T3: 4 years     N=1245 M-CO-cy-mq-v-7-b = +.36 T1 by T4: 8 years     N=928 M-CO-cy-mq-v-7-b = +.31 T1 by T5: 12 years    N=822 M-CO-cy-mq-v-7-b = +.44 T3 by T4: 4 years     N=936 M-CO-cy-mq-v-7-b = +.34 T3 by T5: 8 year      N= 830 M-CO-cy-mq-v-7-b = +.43 T4 by T5: 4 year      N=682