Mapping the eight-item Parkinson's Disease Questionnaire (PDQ-8) to the EQ-5D utility index

Quality of Life Research

Volumn 17, Issue 9, 2008, Pages 1173-1181

  Cheung, Y B ^a   Tan, L C S ^b   Lau, P N ^b   Au, W L ^b   Luo, N ^c  

^a Clinical Trials and Epidemiology Research Unit   (Singapore)

^b NATIONAL NEUROSCIENCE INSTITUTE   (Singapore)

^c NATIONAL UNIVERSITY OF SINGAPORE   (Singapore)

Author keywords

EQ 5D; Health utility; Parkinson's disease; PDQ 8

Indexed keywords

ACCURACY; ADULT; AGED; ARTICLE; CONFIDENCE INTERVAL; CONTROLLED STUDY; FEMALE; HEALTH SURVEY; HUMAN; MAJOR CLINICAL STUDY; MALE; OUTCOME ASSESSMENT; PARKINSON DISEASE; PARKINSON DISEASE QUESTIONNAIRE; PRIORITY JOURNAL; QUESTIONNAIRE; REGRESSION ANALYSIS; VALIDATION PROCESS;

ADULT; AGED; AGED, 80 AND OVER; FEMALE; HEALTH STATUS; HUMANS; MALE; MIDDLE AGED; PARKINSON DISEASE; QUALITY OF LIFE; QUESTIONNAIRES; SINGAPORE;

EID: 54849426839     PISSN: 09629343     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11136-008-9392-8     Document Type: Article

References (30)

1. Gold, M. R., Patrick, D. L., Torrance, G. W., Fryback, D. G., Hadorn, D. C., Kamlet, M. S., et al. (1996). Identifying and valuing outcomes. In M. R. Gold, J. E. Siegel, L. B. Russell & M. C. Weinstein (Eds.), Cost-effectiveness in health and medicine (pp. 82-134). New York, NY: Oxford University Press.
2. Drummond, M. F., O'Brien, B. J., Stoddart, G. L., & Torrance, G. W. (1997) Cost-utility analysis. In M. F. Drummond, B. J. O'Brien, G. L. Stoddart & G. W. Torrance (Eds.), Methods for the economic evaluation of health care programmes (2nd ed.). Oxford: Oxford University Press, pp. 139-199.
3. R Rabin F de Charro 2001 EQ-5D: A measure of health status from the EuroQol Group Annals of Medicine 33 337 343 10.3109/07853890109002087
4. J Horsman W Furlong D Feeny G Torrance 2003 The Health Utilities Index (HUI): concepts, measurement properties and applications Health and Quality of Life Outcomes 1 54 10.1186/1477-7525-1-54
5. WF Lawrence JA Fleishman 2004 Predicting EuroQoL EQ-5D preference scores from the SF-12 Health Survey in a nationally representative sample Medical Decision Making 24 160 169 10.1177/0272989X04264015
6. PW Sullivan V Ghushchyan 2006 Mapping the EQ-5D index from the SF-12: US general population preferences in a nationally representative sample Medical Decision Making 26 401 409 10.1177/0272989X06290496
7. DS Brennan AJ Spencer 2006 Mapping oral health related quality of life to generic health state values BMC Health Services Research 6 96 10.1186/1472-6963-6-96
8. EQ Wu P Mulani MH Farrell D Sleep 2007 Mapping FACT-P and EORTC QLQ-C30 to patient health status measured by EQ-5D in metastatic hormone-refractory prostate cancer patients Value in Health 10 408 414 10.1111/j.1524-4733.2007. 00195.x
9. Brooks, R., Rabin, R., & de Charro, F (Eds.). (2003). The measurement and valuation of health status using EQ-5D: a European perspective. Dordrecht: Kluwer Academic Publications.
10. P Dolan 1997 Modeling valuations for EuroQol health states Medical Care 35 1095 1108 10.1097/00005650-199711000-00002
11. A Tsuchiya S Ikeda N Ikegami S Nishimura I Sakai T Fukuda 2002 Estimating an EQ-5D population value set: the case of Japan Health Economics 11 341 353 10.1002/hec.673
12. C Jenkinson R Fitzpatrick V Peto R Greenhall N Hyman 1997 The PDQ-8: development and validation of a short-form Parkinson's disease questionnaire Psychology & Health 12 805 814 10.1080/08870449708406741
13. J Marinus C Ramaker JJ van Hilten AM Stiggelbout 2002 Health related quality of life in Parkinson's disease: a systematic review of disease specific instruments Journal of Neurology, Neurosurgery, and Psychiatry 72 241 248 10.1136/jnnp.72.2.241
14. A Schrag C Selai M Jahanshahi NP Quinn 2000 The EQ-5D-a generic quality of life measure-is a useful instrument to measure quality of life in patients with Parkinson's disease Journal of Neurology, Neurosurgery, and Psychiatry 69 67 73 10.1136/jnnp.69.1.67
15. A Siderowf B Ravina HA Glick 2002 Preference-based quality-of-life in patients with Parkinson's disease Neurology 59 103 108
16. LCS Tan N Luo M Nazri SC Li J Thumboo 2004 Validity and reliability of the PDQ-39 and the PDQ-8 in English-speaking Parkinson's disease patients in Singapore Parkinsonism & Related Disorders 10 493 499 10.1016/j.parkreldis. 2004.05.007
17. N Luo LCS Tan SC Li LK Soh J Thumboo 2005 Validity and reliability of the Chinese (Singapore) version of the Parkinson's disease questionnaire (PDQ-39) Quality of Life Research 14 273 279
18. LC Tan PN Lau WL Au N Luo 2007 Validation of PDQ-8 as an independent instrument in English and Chinese Journal of the Neurological Sciences 255 77 80 10.1016/j.jns.2007.01.072
19. C Jenkinson R Fitzpatrick 2007 Cross-cultural evaluation of the short form 8-item Parkinson's Disease Questionnaire (PDQ-8): results from America, Canada, Japan, Italy and Spain Parkinsonism & Related Disorders 13 22 28 10.1016/j.parkreldis.2006.06.006
20. N Luo LH Chew KY Fong DR Koh SC Ng KH Yoon 2003 Validity and reliability of the EQ-5D self-report questionnaire in English-speaking Asian patients with rheumatic diseases in Singapore Quality of Life Research 12 87 92 10.1023/A:1022063721237
21. N Luo LH Chew KY Fong DR Koh SC Ng KH Yoon 2003 Validity and reliability of the EQ-5D self-report questionnaire in Chinese-speaking patients with rheumatic diseases in Singapore Annals of the Academy of Medicine, Singapore 32 685 690
22. YB Cheung J Thumboo C Goh KS Khoo W Che J Wee 2004 The equivalence and difference between the English and Chinese versions of two major, cancer-specific, health-related quality-of-life questionnaires Cancer 101 2874 2880 10.1002/cncr.20681
23. Greene, W. H. (2003). Econometric analysis (5th ed.). Upper Saddle River, NJ: Prentice Hall.
24. D Jolliffe B Krushelnytskyy A Semykina 2001 Censored least absolute deviations estimator Stata Technical Bulletin 10 240 244
25. Machin, D., Campbell, M., Fayers, P. M., & Pinol, A. P. Y. (1997). Sample size tables for clinical studies (2nd ed.). Oxford: Blackwell.
26. D Dobrez D Cella AS Pickard JS Lai A Nickolov 2007 Estimation of patient preference-based utility weights from the functional assessment of cancer therapy-general Value in Health 10 266 272 10.1111/j.1524-4733.2007.00181.x
27. YB Cheung LC Wong MH Tay CK Toh WH Koo R Epstein 2004 Order effects in the assessment of quality of life in cancer patients Quality of Life Research 13 1217 1223 10.1023/B:QURE.0000037499.80080.07
28. G Kemmler B Holzner M Kopp M Dünser R Margreiter R Greil 1999 Comparison of two quality-of-life instruments for cancer patients: the Functional Assessment of Cancer Therapy-General and the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-C30 Journal of Clinical Oncology 17 2932 2940
29. N Luo LH Chew KY Fong DR Koh SC Ng KH Yoon 2003 Do English and Chinese EQ-5D versions demonstrate measurement equivalence? An exploratory study Health and Quality of Life Outcomes 1 7 10.1186/1477-7525-1-7
30. N Sengupta MB Nichol J Wu D Globe 2004 Mapping the SF-12 to the HUI3 and VAS in a managed care population Medical Care 42 927 937 10.1097/01.mlr. 0000135812.52570.42