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An EQ-5D-5L value set for Belgium : How to value health-related quality of life? [printed text] / Nicolas Bouckaert, Author ; Sophie Gerkens , Author ; Stephan Devriese , Author ; Irina Cleemput , Author . - Brussels [Belgium] : KCE = Federaal Kenniscentrum voor de Gezondheidszorg = Centre Fédéral d'Expertise des Soins de Santé = Belgian Health Care Knowledge Centre, 2021 . - 106 p. : ill., ; A4. - (KCE Reports. Health Services Research (HSR); 342C) .
ISSN : D/2021/120210.273/19 : € 0,00
Languages : English (eng)

Descriptors:	Classification W 84.3 Health Services Research (General) Indexation 2017-12 ; Cost-Benefit Analysis ; Models, Statistical ; Quality of Life ; Quality-Adjusted Life Years ; R342 ; Surveys and Questionnaires
Contents note:	KEY POINTS 1 -- LIST OF FIGURES 5 -- LIST OF TABLES 6 -- LIST OF ABBREVIATIONS 7 -- SCIENTIFIC REPORT 9 -- 1 INTRODUCTION 9 -- 1 1 HEALTH-RELATED QUALITY OF LIFE 9 -- 1 2 APPLICATION OF HEALTH STATE UTILITY DATA IN CLINICAL AND ECONOMIC -- EVALUATIONS 12 -- 1 3 THE EQ-5D INSTRUMENT 13 -- 1 4 STUDY OBJECTIVE 15 -- 2 METHODS 16 -- 2 1 STUDY PROTOCOL 16 -- 2 1 1 Valuation techniques 16 -- 2 1 2 EQ-VT Software 19 -- 2 1 3 Structure of the interview 19 -- 2 1 4 Target sample 20 -- 2 1 5 Number of interviewers 20 -- 2 1 6 Training and pilot tests 21 -- 2 1 7 Quality control 21 -- 2 2 SAMPLING PROCESS 21 -- 2 2 1 Inclusion and exclusion criteria 21 -- 2 2 2 Sampling procedure 22 -- 2 3 STUDY APPROVAL AND PRIVACY PROTECTION ASPECTS 31 -- 2 4 DATA COLLECTION 32 -- 2 4 1 Initial recruitment of interviewers 32 -- 2 4 2 Recruitment of respondents 32 -- 2 4 3 Data collection time frame and recruitment of new interviewers 32 -- 3 DATA ANALYSIS 37 -- 3 1 DATA PREPARATION AND REPRESENTATIVENESS 37 -- 3 1 1 Creation modelling dataset 37 -- 3 1 2 Representativeness 38 -- 3 2 MODEL CONSTRUCTION 39 -- 3 2 1 Modelling cTTO valuation 39 -- 3 2 2 Modelling DCE valuation 41 -- 3 2 3 Hybrid model 42 -- 3 2 4 Fitting of the models 43 -- 3 3 MODEL SELECTION 43 -- 3 3 1 Logical consistency 43 -- 3 3 2 Goodness of fit 43 -- 3 3 3 Predictive accuracy 44 -- 3 3 4 Theoretical considerations 45 -- 3 4 PREFERRED MODEL AND VALUE SET 46 -- 4 RESULTS: THE BELGIAN EQ-5D-5L VALUE SET 47 -- 4 1 SAMPLE CHARACTERISTICS 47 -- 4 2 DATA CHARACTERISTICS 52 -- 4 2 1 cTTO data 52 -- 4 2 2 DCE data 59 -- 4 3 MODELLING RESULTS AND SELECTION 60 -- 4 3 1 Logical consistency 60 -- 4 3 2 Goodness of fit 60 -- 4 3 3 Predictive accuracy 62 -- 4 3 4 Theoretical considerations 63 -- 4 4 VALUE SET 68 -- 4 4 1 Summary of model selection 68 -- 4 4 2 Preferred model and value set 68 -- 4 4 3 Comparison with 3L value set and value sets of other countries 72 -- 5 DISCUSSION AND CONCLUSION 75 -- 5 1 STRENGTHS AND LIMITATIONS IN THE DEVELOPMENT OF THE NEW VALUE SET 75 -- 5 2 IMPLICATIONS OF THE NEW VALUE SET 76 -- 5 3 APPLICABILITY OF THE BELGIAN EQ-5D-5L VALUE SET 77 -- 5 4 FUTURE RESEARCH AND REFLECTIONS 78 --  APPENDICES 79 -- APPENDIX 1 LIKELIHOOD FUNCTIONS IN REGRESSION ANALYSIS 79 -- APPENDIX 2 REPRESENTATIVENESS OF THE POPULATION AT REGIONAL LEVEL 82 -- APPENDIX 3 FINAL VALUE SET 85 -- REFERENCES 100
Link for e-copy:	https://doi.org/10.57598/R342C
Format of e-copy:	PDF (5,7 Mb)
Record link:	https://kce.docressources.info/index.php?lvl=notice_display&id=4743