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Correlational findings

Study Langeveld (1998): study NL 1993

Public
12-18 aged migraine patients and controls, followed 26 months, The Netherlands, 199?
Sample
Respondents
N = 159
Non Response
at T0: 4%
Assessment
Questionnaire: paper

Correlate

Authors's Label
satisfaction with life in general
Our Classification
Distribution
T1:N=153; T2: N=153; T3: N=154;  T4: N=135)
Operationalization
Satisfaction with Life in general assessed at:
T0: baseline
T1: Week 1 (one after Week 0 completion)
T2: week 2 (two weeks after Week 0)
T3: week 3 (three weeks after Week 0)
T4: week 26 (26 weeks after Week 0)

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLW-cw-sq-ol-11-a r = +.47 p < .001 T0 by T1 O-SLW-cw-sq-ol-11-a r = +.44 p < .001 T0 by T2 O-SLW-cw-sq-ol-11-a r = +.41 p < .001 T0 by T3 O-SLW-cw-sq-ol-11-a r = +.41 p < .001 T0 by T4