SEARCH

SEARCH BY CITATION

REFERENCES

  • 1
    Wolfe K, Hawley D, Wilson K. The prevalence and meaning of fatigue in rheumatic disease. J Rheumatol 1996; 23: 140716.
  • 2
    Milton H, Hewlett S, Kirwan J. Fatigue in rheumatoid arthritis [abstract]. Rheumatology (Oxford) 2002; 4 Suppl 1: 73.
  • 3
    Hewlett S, Cockshott Z, Byron M, Kitchen K, Tipler S, Pope D, et al. Patients' perceptions of fatigue in rheumatoid arthritis: overwhelming, uncontrollable, ignored. Arthritis Rheum 2005; 53: 697702.
  • 4
    Hewlett S. Fatigue in rheumatoid arthritis: from apathy to action. Future Rheumatol 2007; 2: 43942.
  • 5
    Kirwan JR, Hewlett S. Patient perspective: reasons and methods for measuring fatigue in rheumatoid arthritis. J Rheumatol 2007; 34: 11713.
  • 6
    Patrick DL, Burke LB, Powers JH, Scott JA, Rock EP, Dawisha S, et al. Patient-reported outcomes to support medical product labeling claims: FDA perspective. Value Health 2007; 10 Supp 2: S12537.
  • 7
    Fitzpatrick R, Davey C, Buxton MJ, Jones DR. Evaluating patient-based outcomes measures for use in clinical trials. Health Technol Assess 1998; 2: 174.
  • 8
    Tack BB. Fatigue in rheumatoid arthritis: conditions, strategies, and consequences. Arthritis Care Res 1990; 3: 6570.
  • 9
    Repping-Wuts H, Uitterhoeve R, van Riel P, van Achterberg T. Fatigue as experienced by patients with rheumatoid arthritis (RA): a qualitative study. Int J Nurs Stud 2008; 45: 9951002.
  • 10
    Hewlett S, Hehir M, Kirwan JR. Measuring fatigue in rheumatoid arthritis: a systemic review of scales in use. Arthritis Rheum 2007; 57: 42939.
  • 11
    Nicklin J. The development of scales to measure fatigue in people with rheumatoid arthritis. Bristol (UK): University of the West of England; 2009.
  • 12
    Nicklin J, Cramp F, Kirwan J, Hewlett S. Do existing scales capture the multi-dimensional aspects of rheumatoid arthritis fatigue [abstract]? Rheumatology (Oxford) 2008; 47: 545.
  • 13
    Frost MF, Reeve BB, Liepa AM, Stauffer JW, Hays RD. What is sufficient evidence for the reliability and validity of patient-reported outcome measures? Value Health 2007; 2: S94105.
  • 14
    Cella D, Young S, Sorensen M, Chartash E, Sengupta N, Grober J. Validation of the functional assessment of chronic illness therapy fatigue scale relative to other instrumentation in patients with rheumatoid arthritis. J Rheumatol 2005; 32: 8119.
  • 15
    Tack BB. Dimensions and correlates of fatigue in older adults with rheumatoid arthritis. San Francisco: University of California; 1991.
  • 16
    McNair D, Lorr M, Droppleman L. Profile of mood states manual. New York: Multihealth Systems; 1992.
  • 17
    Ware JE Jr, Sherbourne CD. The MOS 36-item Short-Form health survey (SF-36). I. Conceptual framework and item selection. Med Care 1992; 30: 47383.
  • 18
    Bowman SJ, Booth DA, Platts RG. Measurement of fatigue and discomfort in primary Sjögren's syndrome using a new questionnaire tool. Rheumatology (Oxford) 2004; 43: 75864.
  • 19
    Goodchild CE, Treharne GJ, Booth DA, Kitas GD, Bowman SJ. Measuring fatigue among women with Sjögren's syndrome or rheumatoid arthritis: a comparison of the Profile of Fatigue (ProF) and the Multidimensional Fatigue Inventory (MFI). Musculoskeletal Care 2008; 6: 3148.
  • 20
    Smets EM, Garssen B, Bonke B, De Haes JC. The Multidimensional Fatigue Inventory (MFI) psychometric qualities of an instrument to assess fatigue. J Psychosom Res 1995; 39: 31525.
  • 21
    Hartz A, Bentler S, Watson D. Measuring fatigue severity in primary care patients. J Psychosom Res 2003; 54: 51521.
  • 22
    StreinerD, NormanG, editors. Health measurement scales: a practical guide to their development and use. Oxford: Oxford University Press; 1989.
  • 23
    Arnett FC, Edworthy SM, Bloch DA, McShane DJ, Fries JF, Cooper NS, et al. The American Rheumatism Association 1987 revised criteria for the classification of rheumatoid arthritis. Arthritis Rheum 1988; 31: 31524.
  • 24
    Crosby LJ. Factors which contribute to fatigue associated with rheumatoid arthritis. J Adv Nurs 1991; 16: 97481.
  • 25
    Fries J, Spitz P, Kraines G, Holman H. Measurement of patient outcome in arthritis. Arthritis Rheum 1980; 23: 13745.
  • 26
    Kirwan JK, Reeback JS. Stanford Health Assessment Questionnaire modified to assess disability in British patients with rheumatoid arthritis. Br J Rheumatol 1986; 25: 2069.
  • 27
    Zigmond AS, Snaith RP. The Hospital Anxiety and Depression Scale. Acta Psychiatr Scand 1983; 67: 36170.
  • 28
    Stein MJ, Wallston KA, Nicassio PM. Factor structure of the Arthritis Helplessness Index. J Rheumatol 1988; 15: 42732.
  • 29
    Wolfe F, Pincus T, O'Dell J. Evaluation and documentation of rheumatoid arthritis disease status in the clinic: which variables best predict change in therapy? J Rheumatol 2001; 28: 17127.
  • 30
    Oppenheim AN. Questionnaire design, interviewing and attitude measurement. 2nd ed. London: Pinter Publishers; 1992.
  • 31
    Pallant J. SPSS survival manual: a step by step guide to data analysis using SPSS for Windows, version 12. 2nd ed. Buckingham (UK): Open University Press; 2005.
  • 32
    Hunt N, Tyrrell S, Nicholson J. Discuss regression and correlation. 2002. URL: www.coventry.ac.uk/ec/∼nhunt/regress/good4.html.
  • 33
    Cohen J. Statistical power analysis for the behavioural sciences. Hillsdale (NJ): Erlbaum & Associates; 1988.
  • 34
    Bland JM, Altman DG. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1986; 1: 3079.
  • 35
    Foddy W. Constructing questions for interviews and questionnaires: theory and practice in social research. Cambridge (UK): Cambridge University Press; 1993.
  • 36
    Scott DL, Lempp HK. Outcomes associated with early rheumatoid arthritis. Expert Rev Pharmacoeconomics Outcome Res 2006; 6: 495508.
  • 37
    Van der Linden D, Frese M, Meijman TF. Mental fatigue and the control of cognitive processes: effects on perseveration and planning. Acta Psychol (Amst) 2003; 113: 4565.
  • 38
    Lacaille D, White MA, Backman CL, Gignac MA. Problems faced at work due to inflammatory arthritis: new insights gained from understanding patients' perspective. Arthritis Rheum 2007; 57: 126979.
  • 39
    Pollard LC, Scott DL, Donaldson N, Choy EH. Fatigue in rheumatoid arthritis: what are we measuring? A factor analysis of fatigue instruments [abstract]. Rheumatology (Oxford) 2009; 48: i135.
  • 40
    Fries JF, Bruce B, Bjorner J, Rose M. More relevant, precise, and efficient items for assessment of physical function and disability: moving beyond the classic instruments. Ann Rheum Dis 2006; 65 Suppl 3: iii1621.
  • 41
    Mota DD, Pimenta CA. Self-report instruments for fatigue assessment: a systematic review. Res Theory Nurs Pract 2006; 20: 4978.
  • 42
    Wolfe F. Fatigue assessments in rheumatoid arthritis: comparative performance of visual analog scales and longer fatigue questionnaires in 7760 patients. J Rheumatol 2004; 31: 1896902.
  • 43
    Dittner AJ, Wessely SC, Brown RG. The assessment of fatigue: a practical guide for clinicians and researchers. J Psychosom Res 2004; 56: 15770.
  • 44
    Bengtsson M, Ohlsson B, Ulander K. Development and psychometric testing of the Visual Analogue Scale for Irritable Bowel Syndrome (VAS-IBS). BMC Gastroenterology 2007; 7: 16.
  • 45
    Pincus T, Bergman B, Sokka T, Roth J, Swearingen C, Yazici Y. Visual analog scales in formats other than a 10-centimeter horizontal line to assess pain and other clinical data. J Rheumatol 2008; 35: 15508.
  • 46
    Kaufman BJ, Bijur PE, Latimer C, Gallagher EJ, Einstein A. Can a numerical rating scale be substituted for a visual analogue scale for pain? Acad Emerg Med 2002; 9: 4034.
  • 47
    Hollen PJ, Gralla RJ, Kris MG, McCoy S, Donaldson GW, Moinpour CM. A comparison of visual analogue and numerical rating scale formats for the Lung Cancer Symptom Scale (LCSS): does format affect patient ratings of symptoms and quality of life? Qual Life Res 2005; 14: 8347.
  • 48
    Holdgate A, Asha S, Craig J, Thompson J. Comparison of a verbal numeric rating scale with the visual analogue scale for the measurement of acute pain. Emerg Med (Fremantle) 2003; 15: 4416.
  • 49
    Pouchot J, Kherani RB, Brant R, Lacaille D, Lehman AJ, Ensworth S, et al. Determination of the minimal clinically important difference for seven fatigue measures in rheumatoid arthritis. J Clin Epidemiol 2008; 61: 70513.
  • 50
    Wells G, Li T, Maxwell L, MacLean R, Tugwell P. Determining the minimal clinically important differences in activity, fatigue, and sleep quality in patients with rheumatoid arthritis. J Rheumatol 2007; 34: 2809.