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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
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
Psychological functioning
Our Classification
Operationalization
Self reporty on the following questions:
a: How much of time, during the past month, have you been a very nervous person?
B: How often, during the past month, have you felt so down in the dumps that nothing could cheere you up?
c: How much of the time, during the past month, have you felt calm and peaceful?
d: how much of the time, during the paste month, have you felt downhearted and blue?
e: During the paste month, how much of the time were you a happy person?

SF-36 Psychological Functioning subscale

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks C-BW-c-sq-l-11-a r = +.46 p < .01 T1 happiness by T2 psychological functioning C-BW-c-sq-l-11-a r = +.38 p < .05 T1 physical functioning by T2 happiness

T1-T2: before-after 20 week rehabilitation program