Correlational findings

Study Langeveld (1998): study NL 1990 /1

12-18 aged chronic headache patients, Netherlands 199?
N = 64
Non Response:
Multiple methods
Questionnaire and diary Headache and Migraine Diary and QLH-Y questionnaire. Diary recording headache intensity and duration four times daily, at breakfast, lunch, dinner and bedtime and medication at each of the four daily measurement points


Authors's label
Change in headache
Our Classification
Headache index computed by adding up the diary intensities of all diary reported headache attacks during one week and the QLH-Y Questionnaire.
Headache and Migraine Diary records headache intensity and duration four times daily. Headache intensity rated on 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

Happiness Measure Statistics Elaboration / Remarks O-SLW-cw-sq-ol-11-a rpc = -.40 p < .00 T1 happiness by T1 headache controling
T0 headache
O-SLW-cw-sq-ol-11-a rpc = -.14 ns T2 happiness by T2 headache controling T1 headache O-SLW-cw-sq-ol-11-a rpc = +.24 p < .05 T3 happiness by T3 headache controling T2 headache

Control for headache in the previous week indicates CHANGE in headache