Correlational finding on Happiness and Stroke (i64)
Subject code: H14ad09c

StudyFeller et al. (2013): study DE 1994
TitleLife Satisfaction and Risk of Chronic Diseases in the European Prospective Investigation into Cancer and Nutrition {EPIC)-Germany.
SourcePLoS ONE 8(8): e73462
URLhttp://journals.plos.org/plosone/article?id=10.1371/journal.pone.0073462
DOIdoi:10.1371/joumal.pone.0073462
Public35-65 aged, general population, Germany, followed 4 years1994-2008
SampleProbability multistage stratified area sample
Non-Response
Respondents N =48976

Correlate
Author's labelPrevalent stroke
Page in Source 4
Our classificationStroke (i64), code H14ad09c
Operationalization
Prevalent stroke:
1 yes
0 no
Remarks
Selfreport of disease occurrence, verified by 
contacting family doctor or hospital records.

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
O-SLW-g-sq-v-4-bD%=-
T1 happiness by T1 prevalent stroke
                     %   
Very satisfied       1       
Rather satisfied     1
Unsatisfied          2


Appendix 1: Happiness measures used
CodeFull Text
O-SLW-g-sq-v-4-bSelfreport on single question:

Please tell me how satisfied you are with your life overall. Would you say that you are..
4 very satisfied
3 mostly satisfied
2 mostly dissatisfied
1 very dissatisfied
- don't know


Appendix 2: Statistics used
SymbolExplanation
D%DIFFERENCE in PERCENTAGES
Type: descriptive statistic only.
Measurement level: Correlate level: dichotomous, but nominal or ordinal theoretically possible as well. Happiness level: dichotomous
Range: [-100; +100]

Meaning: the difference of the percentages happy people at two correlate levels.
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl