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 assesment methods
Questionnaire and diary

Correlate

Authors's Label

Headache index

Our Classification

Remarks

Derived from the QLH-Y headache diary modelled after Blanchard. Headache intensity

Operationalization

Selfreport in a 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".

Observed Relation with Happiness