Psychometric validation of a generic health-related quality of life measure (EQ-5D) in a sample of schizophrenic patients

References

• Purdon SE. Cognitive improvement in schizophrenia with novel antipsychotic medications. Schizophr Res 1999;35:s51–s60
   PubMed Web of Science ®Google Scholar
• Jibson MD, Tandon R. New atypical antipsychotic medications. J Psychiat Res 1998;32:215–28
   PubMed Web of Science ®Google Scholar
• Collaborative Working Group on Clinical Trial Evaluation. Measuring outcome in schizophrenia: differences among the atypical antipsychotics. J Clin Psychiatry 1998;59:s3–s9
   Web of Science ®Google Scholar
• Tandon R, Milner K, Jibson MD. Antipsychotics from theory to practice: integrating clinical and basic data. J Clin Psychiatry 1999;60:s21–s28
   Google Scholar
• Bobes J, González G, Portilla MP, et al. Calidad de vida en las esquizofrenias. Barcelona: J.R. Prous Editores; 1995
   Google Scholar
• Sartorius N. Fighting schizofrenia and its stigma. A new World Psychiatric Association educational programme. Br J Psychiatry 1997;170:297
   Google Scholar
• Priebe S, Oliver JPJ, Kaiser W, editors. Quality of life and mental health care. Petersfield: Wrightson Biomedical; 1999
   Google Scholar
• Rudnick A. Quality of life and atypical antipsychotics. J Clin Psychopharmacol 1999;18:424–5
   Web of Science ®Google Scholar
• Tollefson GD, Andersen SW. Should we consider mood disturbance in schizophrenia as an important determinant of quality of life. J Clin Psychiatry 1999;60:s23–s29
   Web of Science ®Google Scholar
• Patrick DL, Erikson P. Health status and health policy: quality of life in health care evaluation and resource allocation. New York: Oxford University Press; 1993
   Google Scholar
• McDowell I, Newell C. Measuring health: a guide to rating scales and questionnaires, 2nd ed. New York: Oxford University Press; 1996
   Google Scholar
• Awad AG, Voruganti LN, Heslegrave RJ. Measuring quality of life in patients with schizophrenia. Pharmacoeconomics 1997;11:32–47
   Google Scholar
• Kind, P. The EuroQoL Instrument: an index of HRQOL. In: Spilker B, editor. Quality of life and pharmacoeconomics in clinical trials, 2nd ed. Philadelphia: Lippincott-Raven; 1996. p. 191–201
   Google Scholar
• Brooks R, The EuroQol Group. EuroQol: the current state of play. Health Policy 1996;37:53–72
   PubMed Web of Science ®Google Scholar
• Badia X, Schiaffino A, Alonso J, et al. Using the EuroQol 5-D in the Catalan general population: feasibility and construct validity. Qual Life Res 1998;7:311–22
   PubMed Web of Science ®Google Scholar
• Badia X, Roset M, Herdman, et al. The Spanish version of EuroQol: a description and its applications. Med Clin 1999;112:s79–s86
   Web of Science ®Google Scholar
• Raisch DW. Understanding quality of life years and their application to pharmacoeconomic research. Ann Pharmacother 2000;34:906–14
   PubMed Web of Science ®Google Scholar
• Gómez JC, Sacristán JA, Hernández J, et al. The safety of olanzapine compared to other antipsychotic drugs: results of an observational prospective study in patients with schizophrenia (EFESO study). J Clin Psychiatry 2000;61:335–43
   PubMed Web of Science ®Google Scholar
• Sacristán JA, Gómez JC, Montejo AL, et al. Doses of olanzapine, risperidone, and haloperidol used in clinical practice: results of a prospective pharmacoepidemiologic study. Clin Ther 2000;22:583–99
   PubMed Web of Science ®Google Scholar
• International statistical classification of diseases and related health problems, 10th Revision (ICD-10). Geneva: World Health Organization; 1994
   Google Scholar
• Bennet KJ, Torrance GW. Measuring health state preferences and utilities: rating scales, time trade-off, and standard gamble techniques. In: Spilker B, editor. Quality of life and pharmacoeconomics in clinical trials, 2nd ed. Philadelphia: Lippincott-Raven; 1996. p. 253–65
   Google Scholar
• Badia X, Herdman M, Schiaffino A. Determining correspondence between scores on the EQ-5D ‘thermometer’ and a 5-point categorical rating scale. Med Care 1999;37: 671–7
   Google Scholar
• Guy W. Clinical global impressions. In: Rockville GW, editor. ECDEU assessment manual for psychopharmacology [revised]. Rockville, MD: National Institute of Mental Health; 1976
   Google Scholar
• American Psychiatric Association diagnostic and statistical manual of mental disorders, 4th ed. (DSM-IV). Washington (DC): American Psychiatric Press; 1994
   Google Scholar
• Rabkin JG, Rabkin R, Wagner G. Testosterone replacement therapy in HIV illness. Gen Hosp Psychiatry 1995;17:37–42
   PubMed Web of Science ®Google Scholar
• Ravizza L, Barzega G, Bellino S, et al. Predictors of drug response in obsessive–compulsive disorder. J Clin Psychiatry 1995;56:368–73
   Google Scholar
• Salzmann E, Robin JL. Multicentric double-blind study comparing efficacy and safety of minaprine and imipramine in dysthymic disorders. Pharmacopsychiatry 1995;31:68–75
   Google Scholar
• Spearing MK, Robert MP, Leverich GS, et al: Modification of the clinical global impressions (CGI) scale for use in bipolar illness (BP): the CGI-BP. Psychiatry Res 1997;73:159–71
   PubMed Web of Science ®Google Scholar
• Nunnally JC, Bernstein IH. Psychometric theory, 3rd ed. New York: McGraw-Hill; 1994
   Google Scholar
• Messick S. Validity of psychological assessment: validation of inferences from persons’ responses and performances as scientific inquiry into score meaning. American Psychologist 1995;50:741–9
   Web of Science ®Google Scholar
• Cohen, J. Statistical power analysis for the behavioral sciences, 2nd ed. Hillsdale, NJ: Lawrence Erlbaum Associate Publishers; 1988
   Google Scholar
• Brazier J, Jones N, Kind P. Testing the validity of the EuroQol and comparing it with the SF36 health survey questionnaire. Qual Life Res 1993;2: 169–80
   Google Scholar
• McHorney CA, Tarlov AR. Individual-patient monitoring in clinical practice: are available health status surveys adequate? Qual Life Res 1995;4:293–307
   PubMed Web of Science ®Google Scholar
• Giner J, Ibañez E, Baca E, et al. Desarrollo del cuestionario Sevilla de Calidad de Vida (CSCV). Actas Luso-Españolas de Neurolgía, Psiquiatr Ciencias Afines 1997;25:11s–23s
   Google Scholar
• Ibañez E, Giner J, Cervera S, et al. El cuestionario Sevilla de Calidad de Vida: propiedades psicométricas. Actas Luso-Españolas de Neurolgía, Psiquiatr Ciencias Afines 1997;25:24s–31s
   Google Scholar
• Wilkinson GS, Hesdon B, Wild D, et al. Self-report quality of life measure for people with schizophrenia: the SQLS. Br J Psychiatry 2000;177:42–6
   PubMed Web of Science ®Google Scholar
• Gaite L, Vazquez-Barquero JL, Arrizabalaga A, et al. Quality of life in schizophrenia: development, reliability and internal consistency of the Lancashire Quality of Life Profile – European Version. EPSILON Study 8. European Psychiatric Services: inputs linked to outcome domains and needs. Br J Psychiatry 2000;39:s49–s54
   Google Scholar
• Drummond MF, O’Brien B, Stoddart GL, et al. Methods for the evaluation of health care programme, 2nd ed. New York: Oxford University Press; 1997
   Google Scholar
• Nord E. Cost-value analysis in health care: making sense out of QALYs. Cambridge: Cambridge University Press; 1999
   Google Scholar