Correlational finding on Happiness and Recovery from disease
Subject code: H14aa02b

StudyOstir et al. (2006): study US 2001
TitleDoes Change in Functional Performance Affect Quality of Life in Persons with Orthopaedic Impairment.
SourceSocial Indicators Research, 2006, Vol. 77, 79 - 93
DOIDOI:10.1007/s11205-005-5554-z
Public40+ orthopedic patients, 3 month after discharge, USA, 2002
SampleNon-probability chunk sample
Non-Response228
Respondents N =3751

Correlate
Author's labelChange in functional independence
Page in Source 83-86
Our classificationRecovery from disease, code H14aa02b
Operationalization
Functional Independence Measure (FIM): 18 item self 
report measure of basic daily living skills in six 
domains:
- self-care
- sphincter control
- mobility
- locomotion
- communication
- social cognition
All 18 items are score into one of seven levels of 
function ranging from complete dependence(level 1) to 
complete independence(level 7)
Remarks
Assessed at admission(T1) and after discharge(T2) with 
average 3 month interval

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
O-SQL-u-sq-v-4-bOR=1.08
T2 happines by T1-T2 CHANGE in functional 
independance controling for:
-age
-gender
-mental status
-race
-length of stay
CI95 (1.03-1.06)


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

Please rate your satisfaction with your quality of life
1 very dissatisfied
2 somewhat dissatisfied
3 somewhat satisfied
4 very satisfied


Appendix 2: Statistics used
SymbolExplanation
ORODDS RATIO
Type: descriptive statistic only.
Measurement level: Correlate: dichotomous, Happiness level: dichotomous
Range: nonnegative unlimited

Meaning:
OR = 1 no association at all;
OR = 0 or infinite at least one level of the correlate allows an error-free prediction of the happiness.
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl