References
- Radloff L. The CES-D scale: A self-report depression scale for research in the general population. Appl Psychol Meas 1977; 1: 385–401
- McKenna S P, Doward L, Whalley D, Tennant A, Emery P, Veale D. The development of the PsAQoL: A quality of life instrument specific to psoriatic arthritis. Ann Rheum Dis 2004; 63: 162–169
- Gompertz P, Pound P, Ebrahim S. A Postal version of the Barthel Index. Clin Rehab 1994; 8: 233–239
- Turner-Stokes L. Politics, policy and payment – facilitators or barriers to person-centred rehabilitation?. Disabil Rehabil 2007; 29(20–21)1575–1582
- Nunally J C. Psychometric theory. McGraw-Hill, New York 1978
- Kaziz L, Anderson J J, Meenan R F. Effect sizes for interpreting changes in health status. Med Care 1989; 27: S178–S189
- Rasch G. Probabilistic models for some intelligence and attainment tests. University of Chicago Press, Chicago 1960
- Teresi J A, Kleinman M, Ocepek-Welikson K. Modern psychometric methods for detection of differential item functioning: Application to cognitive assessment measures. Stat Med 2000; 19: 1651–1683
- Luce R D, Tukey J W. Simultaneous conjoint measurement: A new type of fundamental measurement. J Mathemat Psychol 1964; 1: 1–27
- Ruta D A, Garratt A M, Leng M, Russell I T, MacDonald L M. A new approach to the measurement of quality of life. The Patient-Generated Index. Medical Care 1994; 32: 1109–1126
- Law M, Baptiste S, McColl M, Opzoomer A, Polatajko H, Pollock N. The Canadian occupational performance measure: an outcome measure for occupational therapy. Can J Occup Ther 1990; 57: 82–87
- Stolee P, Stadnyk K, Myers A M, et al. An individualised approach to outcome measurement in geriatric rehabilitation. J Gerontol Med Sci 1999; 54A: M641–M647
- McGee H M, O'Boyle C A, Hickey A, O'Malley K, Joyce C R. Assessing the quality of life of the individual: The SEIQoL with a healthy and a gastroenterology unit population. Psychol Med 1991; 21: 749–759
- Rockwood K, Joyce B, Stolee P. Use of goal attainment scaling in measuring clinically important change in cognitive rehabilitation patients. J Clin Epidemiol 1997; 50: 581–588
- Rockwood K, Howlett S, Stadnyk K, et al. Responsiveness of goal attainment scaling in a randomised controlled trial of comprehensive geriatric assessment. J Clin Epidemiol 2003; 56: 736–743
- Kiresuk T J, Sherman R E. Goal attainment scaling: A general method for evaluating comprehensive community mental health programs. Community Ment Health J 1968; 4: 443–453
- Grenville J, Lyne P. Patient centred evaluation and rehabilitative care. J Adv Nurs 1995; 22: 965–972
- Ashford S, Turner-Stokes L. Goal attainment for spasticity management using botulinum toxin. Physiother Res Int 2006; 11: 24–34
- Rushton P W, Miller W C. Goal attainment scaling in the rehabilitation of patients with lower extremity amputations: A pilot study. Arch Phys Med Rehabil 2002; 83: 771–775
- Andrich D. Rasch models for measurement. Sage, Newbury Park, CA 1988
- Perline R, Wright B D, Wainer H. The Rasch model as additive conjoint measurement. Appl Psycholog Meas 1979; 3: 237–256
- Andrich D. Rating formulation for ordered response categories. Psychometrika 1978; 43: 561–573
- Masters G. A Rasch model for partial credit scoring. Psychometrika 1982; 47: 149–174
- Smith R M. Fit analysis in latent trait measurement models. J Appl Meas 2000; 2: 199–218
- Smith R M, Schumacker R E, Bush M J. Using item mean squares to evaluate fit to the Rasch model. J Outcome Meas 1998; 2: 66–78
- Linacre J M. WINSTEPS Rasch measurement computer programme. Winsteps.com, Chicago 2007
- Marais I, Andrich D, Luo G. RUMMss: Rasch Unidimensional Measurement Models - Simulation Studies Program. The University of Western Australia. 2007
- SPSS for Windows, Rel. 12. SPSS Inc., Chicago 2003
- Merbitz C, Morris J, Grip J C. Ordinal scales and foundations of misinference. Arch Phys Med Rehabil 1989; 70: 308–312
- Svensson E. Guidelines to statistical evaluation of data from rating scales and questionnaires. J Rehabil Med 2001; 33: 47–48
- Stuki G, Daltroy L, Katz J N, Johannesson M, Liang M H. Interpretation of change scores in ordinal clinical scales and health status measures: the whole may not equal the sum of the parts. J Clin Epidemiol 1996; 49: 711–717
- Siegal S, Castellan N J. Nonparametric statistics2nd edn. McGraw Hill, New York 1988
- Field A. Discovering statistics using SPSS for Windows. Sage Publications, London 2000
- Lai J -S, Eton D T. Clinically meaningful gaps. Rasch Meas Trans 2002; 15: 850
- Wright B D, Stone G. Best test design. MESA Press, Chicago 1979
- Pallant J F, Tennant A. An introduction to the Rasch measurement model: An example using the Hospital Anxiety and Depression Scale (HADS). Br J Clin Psychol 2007; 46: 1–18
- Tennant A, Pallant J F. Unidimensionality matters. Rasch Meas Trans 2006; 20: 1048–1051
- Cott C A, Wiles R, Devitt R. Continuity, transition and participation: Preparing clients for life in the community post-stroke. Disabil Rehabil 2007; 29(20–21)1566–1574
- Chopin B. Item bank using sample free calibration. Nature 1968; 219: 870–872
- Lai J S, Cella D, Chang C H, Bode R K, Heinemann A W. Item banking to improve, shorten and computerize self-reported fatigue: An illustration of steps to create a core item bank from the FACIT-Fatigue Scale. Qual Life Res 2003; 12: 485–501
- Patel K K, Veenstra D L, Patrick D L. A review of seleted patient-generated outcome measures and their application in clinical trials. Value Health 2003; 6: 595
- Wilson M. Constructing measures: An item response modeling approach. Lawrence Erlbaum Associates, Mahwah, NJ 2005