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Correlational findings

Study Arnold et al. (2006): study NL 2001

Public
COPD patients, before and after 20 week rehabilitation programme, Netherlands, 2001-2002
Sample
Respondents
N = 65
Non Response
21
Assessment
Questionnaire: Paper & Pencil Interview (PAPI)
Patients filled questionnaires at the beginning (T1) and at the end (T2) of the program. The length of the programme varied, with the average duration being 20 weeks ( SD=11.2)

Correlate

Authors's Label
Change happiness over 20 weeks
Our Classification
Distribution
T1: M = 5,3 SD = 1,4; T2: M = 5,9 SD = 1,7
Operationalization
Happiness assessed at:
T1: at start of rehabilitation program
T2: 20 weeks later

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks C-BW-c-sq-l-11-a r = +.30 ns T1 happiness by T2 happiness C-BW-c-sq-l-11-a Beta = +.23 ns Beta controled for:
- age, gender
- T1 self perceived control
- T1 happiness (indicating CHANGE in happiness)
C-BW-c-sq-l-11-a Beta = +.38 p < .05 Beta controled for:
- age, gender
- T1 happiness (indicating CHANGE in happiness)
- T!-T2 change in perceived control

T1-T2: before-after 20 week rehabilitation program