An Evaluation of the 10-item Vision Core Measure 1 (VCM1) Scale (the Core Module of the Vision-Related Quality of Life scale) Using Rasch Analysis

REFERENCES

• Pesudovs K. Patient-centered measurement in ophthalmology-A paradigm shift. BMC Ophthalmol. 2006; 6: 25
   PubMedGoogle Scholar
• de Boer M R, Moll A C, de Vet H C, Terwee C B, Volker-Dieben H J, van Rens G H. Psychometric properties of vision-related quality of life questionnaires: A systematic review. Ophthalmic Physiol Opt. 2004; 24: 257–73
   PubMed Web of Science ®Google Scholar
• Massof R W, Rubin G S. Visual function assessment questionnaires. Surv Ophthalmology 2001; 45: 531–48
   PubMed Web of Science ®Google Scholar
• Margolis M K, Coyne K, Kennedy-Martin T, Baker T, Schein O, Revicki D A. Vision-specific instruments for the assessment of health-related quality of life and visual functioning: A literature review. Pharmacoeconomics 2002; 20: 791–812
   PubMed Web of Science ®Google Scholar
• Frost N A, Sparrow J M, Durant J S, Donovan J L, Peters T J, Brookes S T. Development of a questionnaire for measurement of vision-related quality of life. Ophthalmic Epidemiol. 1998; 5: 185–210
   PubMedGoogle Scholar
• Gardiner A M, Armstrong R A, Dunne M C, Murray P I. Correlation between visual function and visual ability in patients with uveitis. Br J Opthalmol. 2002; 86: 993–6
   PubMed Web of Science ®Google Scholar
• de Boer M R, de Vet H C, Terwee C B, Moll A C, Volker-Dieben H J, van Rens G H. Changes to the subscales of two vision-related quality of life questionnaires are proposed. J Clin Epidemiol. 2005; 58: 1260–8
   PubMed Web of Science ®Google Scholar
• de Boer M R, Terwee C B, de Vet H C, Moll A C, Volker-Dieben H J, van Rens G H. Evaluation of cross-sectional and longitudinal construct validity of two vision-related quality of life questionnaires: The LVQOL and VCM1. Qual Life Res. 2006; 15: 233–48
   PubMed Web of Science ®Google Scholar
• Tinley C G, Frost A, Hakin K N, McDermott W, Ewings P. Is visual outcome compromised when next day review is omitted after phacoemulsification surgery? A randomised control trial. Br J Opthalmol 2003; 87: 350–5
   Web of Science ®Google Scholar
• Reeves B C, Harper R A, Russell W B. Enhanced low vision rehabilitation for people with age related macular degeneration: A randomised controlled trial. Br J Opthalmol. 2004; 88: 1443–9
   PubMed Web of Science ®Google Scholar
• Wright B D, Linacre J M. Observations are always ordinal, measurements must be interval. Arch Phys Med Rehabil. 1989; 70: 857–60
   PubMed Web of Science ®Google Scholar
• Fisher W P, Jr, Eubanks R, Marier R L. Equating the MOS SF36 and the LSU HSI Physical Functioning Scales. J Outcome Meas. 1997; 1: 329–62
   PubMedGoogle Scholar
• Massof R W. The measurement of vision disability. Optom Vis Sci 2002; 79: 516–52
   PubMed Web of Science ®Google Scholar
• Garamendi E, Pesudovs K, Stevens M J, Elliott D B. The Refractive Status and Vision Profile: Evaluation of psychometric properties and comparison of Rasch and summated Likert-scaling. Vision Res. 2006; 46: 1375–83
   PubMed Web of Science ®Google Scholar
• Norquist J M, Fitzpatrick R, Dawson J, Jenkinson C. Comparing alternative Rasch-based methods vs raw scores in measuring change in health. Med Care 2004; 42: I25–36
   PubMed Web of Science ®Google Scholar
• Lamoureux E, Pallant J, Pesudovs K, Tennant A, Rees G, O'Connor P, Keeffe J. A self-assessment instrument designed to assess restriction of participation in people with low vision: Generalizability to patients with age-related macular degeneration. Ophthalmic Epidemiol. 2008, In Press
   Google Scholar
• Lamoureux E L, Ferraro J G, Pallant J F, Pesudovs K, Rees G, Keeffe J E. Are standard instruments valid for the assessment of quality of life and symptoms in glaucoma?. Optom Vis Sci. 2007; 84: 789–96
   PubMed Web of Science ®Google Scholar
• Lamoureux E L, Pallant J F, Pesudovs K, Hassell J B, Keeffe J E. The Impact of Vision Impairment Questionnaire: An evaluation of its measurement properties using Rasch analysis. Invest Opthalmol Vis Sci. 2006; 47: 4732–41
   PubMed Web of Science ®Google Scholar
• Lamoureux E L, Pallant J F, Pesudovs K, Rees G, Hassell J B, Keeffe J E. The Impact Of Vision Impairment Questionnaire: An assessment of its domain structure using confirmatory factor analysis and Rasch analysis. Invest Opthalmol Vis Sci. 2007; 48: 1001–6
   PubMed Web of Science ®Google Scholar
• Pesudovs K, Garamendi E, Keeves J P, Elliott D B. The Activities of Daily Vision Scale for cataract surgery outcomes: Re-evaluating validity with Rasch analysis. Invest Opthalmol Vis Sci. 2003; 44: 2892–9
   PubMed Web of Science ®Google Scholar
• Pesudovs K, Garamendi E, Elliott D B. The Quality of Life Impact of Refractive Correction (QIRC) Questionnaire: Development and validation. Optom Vis Sci. 2004; 81: 769–77
   PubMed Web of Science ®Google Scholar
• Frost N A, Sparrow J M, Hopper C D, Peters T J. Reliability of the VCM1 Questionnaire when administered by post and by telephone. Ophthalmic Epidemiol. 2001; 8: 1–11
   PubMedGoogle Scholar
• Malik R, Frost N A, Sparrow J M, Hale L. The Bristol Cataract Listing Survey:Profile of listed patients with visual acuity 6/12 or better. Eye 2005; 19: 406–10
   PubMed Web of Science ®Google Scholar
• Kirkwood B J, Pesudovs K, Latimer P, Coster D J. The efficacy of a nurse-led preoperative cataract assessment and postoperative care clinic. Med J Aust. 2006; 184: 278–81
   PubMed Web of Science ®Google Scholar
• Weih L M, Hassell J B, Keeffe J E. Assessment of the impact of vision impairment. Invest Opthalmol Vis Sci. 2002; 43: 927–35
   PubMed Web of Science ®Google Scholar
• Lamoureux E, Pallant J, Pesudovs K, Hassell J, Keeffe J. The Impact of Vision Impairment Questionnaire: an evaluation of its measurement properties using Rasch analysis. Invest Opthalmol Vis Sci. 2006; 47: 4732–41
   PubMed Web of Science ®Google Scholar
• Murphy C C, Greiner K, Plskova J, Frost N A, Forrester J V, Dick A D. Validity of using vision-related quality of life as a treatment end-point in intermediate and posterior uveitis. Br J Opthalmol. 2007; 91: 154–156
   PubMed Web of Science ®Google Scholar
• Murphy C C, Hughes E H, Frost N A, Dick A D. Quality of life and visual function in patients with intermediate uveitis. Br J Opthalmol. 2005; 89: 1161–5
   PubMed Web of Science ®Google Scholar
• Rasch G. Probabilistic Models for Some Intelligence and Attainment Tests. University of Chicago Press, Chicago 1960
   Google Scholar
• Andrich D, Lyne A, Sheridan B, Luo G. RUMM 2020. RUMM Laboratory, Perth 2003
   Google Scholar
• van Alphen A, Halfens R, Hasman A, Imbos T. Likert or Rasch? Nothing is more applicable than good theory. J Adv Nurs. 1994; 20: 196–201
   PubMed Web of Science ®Google Scholar
• Tennant A, McKenna S P, Hagell P. Application of Rasch analysis in the development and application of quality of life instruments. Value Health 2004; 7(Suppl 1)S22–6
   PubMed Web of Science ®Google Scholar
• Fisher W. Reliability statistics. Rasch Measure Trans. 1992; 6: 238
   Google Scholar
• Wright B, Master G. Rating Scale Analysis. MESA Press, Chicago 1982
   Google Scholar
• Smith E V. Detecting and evaluation the impact of multidimensionality using item fit statistics and principal component analysis of residuals. J Appl Measure. 2002; 3: 205–31
   PubMedGoogle Scholar
• Andrich D. Rating formulation for ordered response categories. Psychometrika 1978; 43: 561–73
   Web of Science ®Google Scholar
• Velozo C A, Lai J S, Mallinson T, Hauselman E. Maintaining instrument quality while reducing items: Application of Rasch analysis to a self-report of visual function. J Outcome Meas. 2000; 4: 667–80
   PubMedGoogle Scholar
• Stelmack J A, Szlyk J P, Stelmack T R, Demers-Turco P, Williams R T, Moran D, Massof R W. Psychometric properties of the Veterans Affairs Low-Vision Visual Functioning Questionnaire. Invest Opthalmol Vis Sci. 2004; 45: 3919–28
   PubMed Web of Science ®Google Scholar
• Pesudovs K, Coster D J. An instrument for assessment of subjective visual disability in cataract patients. Br J Opthalmol. 998; 82: 617–24
   Google Scholar
• Pesudovs K, Coster D J. Cataract surgery reduces subjective visual disability. Aust N Z J Ophthalmol. 1997; 25(Suppl 1)S3–5
   PubMedGoogle Scholar
• Lamoureux E L, Hooper C Y, Lim L, Pallant J F, Hunt N, Keeffe J E, Guymer R H. Impact of cataract surgery on quality of life in patients with early age-related macular degeneration. Optom Vis Sci. 2007; 84: 683–8
   PubMed Web of Science ®Google Scholar