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Correlational findings

Study Langeveld (1998): study NL 1992 /1

Public:
12-18 aged, chronic headache patients, The Netherlands, 199?
Sample:
Respondents:
N = 64
Non Response:
50%
Assessment:
Multiple methods
Questionnaire and diary

Correlate

Authors's label
Experienced stress
Our Classification
Operationalization
Self report on diary, kept during 4 weeks in which headache intensity and duration four times daily was reported, rated on a 5-point numerical scale:
0= "no headache"
1= "headache:I am only aware of it if I pay attention to it"
2= "headache, but I can ignore it at times"
3= "headache- I can't ignore it but I can do my usual activities"
4= "headache - It is difficult for me  to concentrate. I can only do easy activities"
5= "headache as such that I can't do anything".

Defined as "any thoughts or events that the subject perceive as stress provoking" measured by recording the experienced stress (ES) once a day as part of the QLH-Y diary (collected over the four weeks  the diary was kept).
Questions were e.g.:
- Please write down any thoughts that frequently came onto your mind this day or bothered you.

Reported stress in the diaries was recoded as:
1: school-related stress
2: health-related stress
3: interpersonal stress
4: other incidences of stress
5: not stress provoking instances
Afterward sum of stress categories 1-4 into total scores for experienced stress

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLW-cw-sq-ol-11-a r = -.28 ns O-SLW-cw-sq-ol-11-a Beta = -.17 ns Beta controlled for:
- Trait Negative Affectivity (NA)
- Headache Index
- Negative aAffectivity*headache index
- Experienced Stress*headache index
O-SLW-cw-sq-ol-11-a Beta = -.31 p < .05 Interaction Experienced Stress*headache index