A comparison of standard scoring versus rasch scoring of the visual function index-14 in patients with cataracts

Investigative Ophthalmology and Visual Science

Volumn 52, Issue 7, 2011, Pages 4800-4807

  Las Hayas, Carlota ^a   Bilbao, Amaia ^b   Quintana, Jose M ^a   Garcia, Susana ^a   Lafuente, Iratxe ^a  

^a HOSPITAL DE GALDAKAO   (Spain)

^b Fundación Vasca de Innovación e Investigación Sanitarias   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

ACCURACY; AGED; ARTICLE; CATARACT; COMORBIDITY; COMPARATIVE STUDY; FEMALE; HUMAN; MAJOR CLINICAL STUDY; MALE; MORBIDITY; PATIENT SATISFACTION; PRIORITY JOURNAL; PROSPECTIVE STUDY; QUESTIONNAIRE; RASCH ANALYSIS; SCORING SYSTEM; SENSITIVITY ANALYSIS; VISUAL ACUITY; VISUAL FUNCTION INDEX 14; ALGORITHM; CATARACT EXTRACTION; CONVALESCENCE; DISABILITY; FOLLOW UP; PATHOPHYSIOLOGY; PHYSIOLOGY; QUALITY OF LIFE; SICKNESS IMPACT PROFILE;

AGED; ALGORITHMS; CATARACT; CATARACT EXTRACTION; DISABILITY EVALUATION; FEMALE; FOLLOW-UP STUDIES; HUMANS; MALE; PROSPECTIVE STUDIES; QUALITY OF LIFE; QUESTIONNAIRES; RECOVERY OF FUNCTION; SICKNESS IMPACT PROFILE; VISUAL ACUITY;

EID: 80052345945     PISSN: 01460404     EISSN: 15525783     Source Type: Journal    
DOI: 10.1167/iovs.10-6132     Document Type: Article

References (46)

1. Massof R. The measurement of vision disability. Optom Vision Sci. 2002;79:516-552.
2. Colenbrander A. Visual functions and functional vision. Int Congress Series. 2005;1282:482-486.
3. Bernth-Petersen P. Visual functioning in cataract patients: methods of measuring and results. Acta Ophthalmol (Copenh). 1981;59: 198-205.
4. Steinberg E, Tielsh J, Schein O, et al. The VF-14: an index of functional impairment in patients with cataract. Arch Ophthalmol. 1994;112:630-638.
5. Pesudovs K, Garamendi E, Keeves J, Elliott D. The Activities of Daily Vision Scale for cataract surgery outcomes: re-evaluating validity with Rasch analysis. Invest Ophthalmol Vis Sci. 2003;44: 2892-2899.
6. Falck. A, Kuoppala J, Winblad I, Tuulonen A. The Pyhäjärvi Cataract Study. I. Study design, baseline characteristics and the demand for cataract surgery. Acta Ophthalmol. 2008;86:648-654.
7. Valderas JM, Rue M, Guyatt G, Alonso J, Systematic Use of Quality of Life Measures in the Clinical Practice Working Group. The impact of the VF-14 index, a perceived visual function measure, in the routine management of cataract patients. Qual Life Res 2005;14:1743-1753.
8. Pager CK. Expectations and outcomes in cataract surgery: a prospective test of 2 models of satisfaction. Arch Ophthalmol. 2004;122:1788-1792.
9. Velozo C, Lai J, 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;4:667-680.
10. Massof RW, Rubin GS. Visual function assessment questionnaires. Surv Ophthalmol. 2001;45:531-548.
11. Pesudovs K. Patient-centered measurement in ophthalmology: a paradigm shift. BMC Ophthalmol. 2006;6:25.
12. Hambleton R. Item response theory: introduction and bibliography. Psicothema. 1990;2:97-107.
13. Mallinson T, Stelmack J, Velozo C. Comparison of the separation ratio and coefficient [alpha] in the creation of minimum item sets. Med Care. 2004;42:117-124.
14. Alonso J, Espallargues M, Andersen TF, et al. International applicability of the VF-14: an index of visual function in patients with cataracts. Ophthalmology. 1997;104:799-807.
15. EEC. Annex III: minimum standards of physical and mental fitness for driving a power-driven vehicle. Off J European Commun. 1991;L237:21.
16. Rosen P, Kaplan R, David K. Measuring outcomes of cataract surgery using the Quality of Well-Being Scale and VF-14 Visual Function Index. J Cataract Refract Surg. 2005;31:369-378.
17. Desai P, Reidy A, Minassian A, Vafidis G, Bolger J. Gains from cataract surgery: visual function and quality of life. Br J Ophthalmol. 1996;80:868-873.
18. Mozaffarieh M, Heinzl H, Sacu S, Wedrich A. Clinical outcomes of phacoemulsification cataract surgery in diabetes patients: visual function (VF-14), visual acuity and patient satisfaction. Acta Ophthalmol Scand. 2005;83:176-183.
19. Lundström M, Stenevi U, Thorburn W. Quality of life after first-and second-eye cataract surgery: five-year data collected by the Swedish National Cataract Register. J Cataract Refract Surg. 2001;27: 1553-1559.
20. Cook K, Teal C, Bjoner J, et al. IRT health outcomes data analysis project: an overview and summary. Qual Life Res. 2007;16:121-132.
21. Lee JE, Sung JH. Rasch analysis of the Korean version of the VF-14: calibration and unidimensionality. Int J Methods Psychiatr Res. 2001;10:196-203.
22. Wright B, Stone M. Best Test Design: Rasch Measurement. Chicago: MESA Press; 1979.
23. Metz S, Wyrwich K, Babu A, Kroenke K, Tierney W, Wolinsky F. A comparison of traditional and Rasch cut points for assessing clinically important change in health-related quality of life among patients with asthma. Qual Life Res. 2006;15:1639-1649.
24. Linacre J. Optimizing rating scale category effectiveness. J Appl Meas. 2002;3:85-106.
25. Tesio L. Measuring behaviours and perceptions: Rasch analysis as a tool for rehabilitation research. J Rehabil Med. 2003;35: 105-115.
26. Smith AB, Wright EP, Rush R, Stark DP, Velikova G, Selby PJ. Rasch analysis of the dimensional structure of the Hospital Anxiety and Depression Scale. Psychooncology. 2006;15:817-827.
27. Linacre J. A User's Guide to WINSTEPS. Chicago: MESA Press; 2009.
28. Reeve B, Hays R, Chang CH, Perfetto E. Applying item response theory to enhance health outcomes assessment. Qual Life Res. 2007;16:1-3.
29. Smith R, Miao C. Assessing unidimensionality for Rasch measurement. In: Wilson M, ed. Objective Measurement: Theory into Practice. Norwood, NJ: Ablex; 1994.
30. Rasch G. Probabilistic Models for Some Intelligence and Attainment Tests. Chicago: University of Chicago Press; 1960.
31. Norquist JM, Fitzpatrick R, Dawson J, Jenkinson C. Comparing alternative Rasch-based methods vs. raw scores in measuring change in health. Med Care. 2004;42(1 suppl):I25-I36.
32. Wright B. Rating Scale Analysis. Chicago: MESA Press; 1982.
33. Wright BD. Comparisons require stability. Rasch Meas Trans. 1996;10(2):506.
34. Wright BD. Time 1 to time 2 comparison. Rasch Meas Trans. 1996;10(1):478-479.
35. McHorney C, Haley S, Ware J. Evaluation of the MOS SF036 Physical Functioning Scale (PF-10): II. Comparison of relative precision using summative and Rasch scoring methods. J Clin Epidemiol. 1997;50:451-461.
36. Fayers P, Machin D. Quality of life. The Assessment, Analysis and Interpretation of Patient-Reported Outcomes. London: John Wiley & Sons; 2007.
37. Linacre, JM. Winsteps Rasch Measurement (computer program). [3.69.1.4]. 21-1-2010;2009.
38. Valderas JM, Alonso J, Prieto L, Espallargues M, Castells X. Contentbased interpretation aids for health-related quality of life measures in clinical practice: an example for the visual function index (VF-14). Qual Life Res. 2004;13:35-44.
39. Gothwal VK, Wright TA, Lamoureux EL, Pesudovs K. Measuring outcomes of cataract surgery using the Visual Function Index-14. J Cataract Refract Surg. 2010;36:1181-1188.
40. Lamoureux EL, Pesudovs K, Thumboo J, Saw SM, Wong TY. An evaluation of the reliability and validity of the Visual Functioning Questionnaire (VF-11) using Rasch analysis in an Asian population. Invest Ophthalmol Vis Sci. 2009;50:2607-2613.
41. Garamendi E, Pesudovs K, Stevens MJ, Elliott DB. The refractive status and vision profile: evaluation of psychometric properties and comparison of Rasch and summated summative-scaling. Vision Res. 2006;46:1375-1383.
42. Friedman D, Tielsh J, Vitale S, Bass E, Schein O, Steinberg E. VF-14 item specific responses in patients undergoing first eye cataract surgery: can the length of the VF-14 be reduced? Br J Ophthalmol. 2002;86:885-891.
43. Cassard S, Patrick D, Damiano A, et al. Reproducibility and responsiveness of the VF-14: an index of functional impairment in patients with cataracts. Arch Ophthalmol. 1995;113:1508-1513.
44. Edelen M, Reeve B. Applying item response theory (IRT) modeling to questionnaire development, evaluation, and refinement. Qual Life Res. 2007;16:5-18.
45. Fitzpatrick R, Norquist JM, Jenkinson C, et al. A comparison of Rasch with summative scoring to discriminate between patients' evaluations of total hip replacement surgery. Qual Life Res. 2004;13:331-338.
46. Raczek AE, Ware JE, Bjorner JB, et al. Comparison of Rasch and summated rating scales constructed from SF-36 physical functioning items in seven countries: results from the IQOLA project. J Clin Epidemiol. 1998;51:1203-1214.