1.Hailer NP, Garellick G, Karrholm J. Uncemented and cemented primary total hip arthroplasty in the Swedish Hip Arthroplasty Register. Acta Orthop. 2010;81(1):34–41.
2.Robertsson O, Ranstam J, Sundberg M, A WD, Lidgren L. The Swedish Knee Arthroplasty Register: a review. Bone Joint Res. 2014;3(7):217–22.
3.Makela KT, Matilainen M, Pulkkinen P, Fenstad AM, Havelin LI, Engesaeter L, et al. Countrywise results of total hip replacement. An analysis of 438,733 hips based on the Nordic Arthroplasty Register Association database. Acta Orthop. 2014;85(2):107–16.
4.Robertsson O, Bizjajeva S, Fenstad AM, Furnes O, Lidgren L, Mehnert F, et al. Knee arthroplasty in Denmark, Norway and Sweden. A pilot study from the Nordic Arthroplasty Register Association. Acta Orthop. 2010;81(1):82–9.
5.Gummesson C, Ward MM, Atroshi I. The shortened disabilities of the arm, shoulder and hand questionnaire (QuickDASH): validity and reliability based on responses within the full-length DASH. BMC Musculoskelet Disord. 2006;7:44.
6.Swedish national healthcare quality registry for hand surgery-HAKIR. Patient questionnaire HQ–8. https://hakir.se/wp-content/uploads/2018/11/HQ–8-questionnaire-English–181003-.pdf Accessed November 30, 2018.
7.Kennedy CA, Beaton DE, Smith P, Van Eerd D, Tang K, Inrig T, et al. Measurement properties of the QuickDASH (disabilities of the arm, shoulder and hand) outcome measure and cross-cultural adaptations of the QuickDASH: a systematic review. Qual Life Res. 2013;22(9):2509–47.
8.Mokkink LB, Terwee CB, Patrick DL, Alonso J, Stratford PW, Knol DL, et al. The COSMIN study reached international consensus on taxonomy, terminology, and definitions of measurement properties for health-related patient-reported outcomes. J Clin Epidemiol. 2010;63(7):737–45.
9.Terwee CB, Bot SD, de Boer MR, van der Windt DA, Knol DL, Dekker J, et al. Quality criteria were proposed for measurement properties of health status questionnaires. J Clin Epidemiol. 2007;60(1):34–42.
10.Beaton DE, Katz JN, Fossel AH, Wright JG, Tarasuk V, Bombardier C. Measuring the whole or the parts? Validity, reliability, and responsiveness of the Disabilities of the Arm, Shoulder and Hand outcome measure in different regions of the upper extremity. J Hand Ther. 2001;14(2):128–46.
11.Streiner DL, G.R N. Health measurements scales: a practical guide to their development and use. 3 ed. Oxford: Oxford University Press; 2003.
12.McHorney CA, Tarlov AR. Individual-patient monitoring in clinical practice: are available health status surveys adequate? Qual Life Res. 1995;4(4):293–307.
13.Arner M. Developing a national quality registry for hand surgery: challenges and opportunities. EFORT Open Rev. 2016;1(4):100–6.
14.Barbier O, Penta M, Thonnard JL. Outcome evaluation of the hand and wrist according to the International Classification of Functioning, Disability, and Health. Hand Clin. 2003;19(3):371–8, vii.
15.Bialocerkowski AE, Grimmer KA, Bain GI. Validity of the patient-focused wrist outcome instrument: do impairments represent functional ability? Hand Clin. 2003;19(3):449–55, ix.
16.Chemnitz A, Dahlin LB, Carlsson IK. Consequences and adaptation in daily life - patients’ experiences three decades after a nerve injury sustained in adolescence. BMC Musculoskelet Disord. 2013;14(1):252.
17.Elliot D, Harris SB. The assessment of flexor tendon function after primary tendon repair. Hand Clin. 2003;19(3):495–503.
18.Engstrand C, Krevers B, Nylander G, Kvist J. Hand function and quality of life before and after fasciectomy for Dupuytren contracture. J Hand Surg Am. 2014;39(7):1333–43 e2.
19.Hobby JL, Watts C, Elliot D. Validity and responsiveness of the patient evaluation measure as an outcome measure for carpal tunnel syndrome. J Hand Surg Br. 2005;30(4):350–4.
20.Jerosch-Herold C, Mason R, Chojnowski AJ. A qualitative study of the experiences and expectations of surgery in patients with carpal tunnel syndrome. J Hand Ther. 2008;21(1):54–61; quiz 2.
21.Schuind FA, Mouraux D, Robert C, Brassinne E, Remy P, Salvia P, et al. Functional and outcome evaluation of the hand and wrist. Hand Clin. 2003;19(3):361–9.
22.Drennan J. Cognitive interviewing: verbal data in the design and pretesting of questionnaires. J Adv Nurs. 2003;42(1):57–63.
23.Willis GB, Artino AR, Jr. What Do Our Respondents Think We’re Asking? Using Cognitive Interviewing to Improve Medical Education Surveys. J Grad Med Educ. 2013;5(3):353–6.
24.Graneheim UH, Lundman B. Qualitative content analysis in nursing research: concepts, procedures and measures to achieve trustworthiness. Nurse Educ Today. 2004;24(2):105–12.
25.Williamson A, Hoggart B. Pain: a review of three commonly used pain rating scales. J Clin Nurs. 2005;14(7):798–804.
26.Beaton DE, Wright JG, Katz JN, Upper Extremity Collaborative G. Development of the QuickDASH: comparison of three item-reduction approaches. J Bone Joint Surg Am. 2005;87(5):1038–46.
27.Hudak PL, Amadio PC, Bombardier C. Development of an upper extremity outcome measure: the DASH (disabilities of the arm, shoulder and hand) [corrected]. The Upper Extremity Collaborative Group (UECG). Am J Ind Med. 1996;29(6):602–8.
28.Mukaka MM. Statistics corner: A guide to appropriate use of correlation coefficient in medical research. Malawi Med J. 2012;24(3):69–71.
29.Hjermstad MJ, Fayers PM, Haugen DF, Caraceni A, Hanks GW, Loge JH, et al. Studies comparing Numerical Rating Scales, Verbal Rating Scales, and Visual Analogue Scales for assessment of pain intensity in adults: a systematic literature review. J Pain Symptom Manage. 2011;41(6):1073–93.
30.De Vet HC, Terwee CB, Mokkink LB, Knol DL. Measurement in Medicine: A practical guide. New York: Cambridge University Press; 2011.
31.Kazis LE, Anderson JJ, Meenan RF. Effect sizes for interpreting changes in health status. Med Care. 1989;27(3 Suppl):S178–89.
32.Stratford PW, Binkley FM, Riddle DL. Health status measures: strategies and analytic methods for assessing change scores. Phys Ther. 1996;76(10):1109–23.
33.Cohen J. Statistical power analysis for the behaviour sciences. New York: Academic Press1977.
34.Coenen M, Kus S, Rudolf KD, Muller G, Berno S, Dereskewitz C, et al. Do patient-reported outcome measures capture functioning aspects and environmental factors important to individuals with injuries or disorders of the hand? J Hand Ther. 2013;26(4):332–42; quiz 42.
35.Aasheim T, Finsen V. The DASH and the QuickDASH instruments. Normative values in the general population in Norway. J Hand Surg Eur Vol. 2014;39(2):140–4.
36.Ferreira-Valente MA, Pais-Ribeiro JL, Jensen MP. Validity of four pain intensity rating scales. Pain. 2011;152(10):2399–404.
37.Flaherty SA. Pain measurement tools for clinical practice and research. AANA J. 1996;64(2):133–40.
38.Gagliese L, Weizblit N, Ellis W, Chan VW. The measurement of postoperative pain: a comparison of intensity scales in younger and older surgical patients. Pain. 2005;117(3):412–20.
39.Walton DM, Elliott JM, Salim S, Al-Nasri I. A reconceptualization of the pain numeric rating scale: Anchors and clinically important differences. J Hand Ther. 2018;31(2):179–83.
40.Feinstein A. Clinimetrics. New Haven: Yale University Press1987.
41.Badalamente M, Coffelt L, Elfar J, Gaston G, Hammert W, Huang J, et al. Measurement scales in clinical research of the upper extremity, part 2: outcome measures in studies of the hand/wrist and shoulder/elbow. J Hand Surg Am. 2013;38(2):407–12.
42.Ali M, Brogren E, Wagner P, Atroshi I. Association Between Distal Radial Fracture Malunion and Patient-Reported Activity Limitations: A Long-Term Follow-up. J Bone Joint Surg Am. 2018;100(8):633–9.
43.Montero A, Mulero JF, Tornero C, Guitart J, Serrano M. Pain, disability and health-related quality of life in osteoarthritis-joint matters: an observational, multi-specialty trans-national follow-up study. Clin Rheumatol. 2016;35(9):2293–305.
44.Swart E, Nellans K, Rosenwasser M. The effects of pain, supination, and grip strength on patient-rated disability after operatively treated distal radius fractures. J Hand Surg Am. 2012;37(5):957–62.
45.MacDermid JC, Wessel J, Humphrey R, Ross D, Roth JH. Validity of self-report measures of pain and disability for persons who have undergone arthroplasty for osteoarthritis of the carpometacarpal joint of the hand. Osteoarthritis Cartilage. 2007;15(5):524–30.
46.Wilcke MK, Abbaszadegan H, Adolphson PY. Patient-perceived outcome after displaced distal radius fractures. A comparison between radiological parameters, objective physical variables, and the DASH score. J Hand Ther. 2007;20(4):290–8; quiz 9.
47.Craigen M, Kleinert JM, Crain GM, McCabe SJ. Patient and injury characteristics in the development of cold sensitivity of the hand: a prospective cohort study. J Hand Surg [Am]. 1999;24(1):8–15.
48.Mokkink LB, Terwee CB, Knol DL, Stratford PW, Alonso J, Patrick DL, et al. The COSMIN checklist for evaluating the methodological quality of studies on measurement properties: a clarification of its content. BMC Med Res Methodol. 2010;10:22.
49.Nulty DD. The adequacy of response rates to online and paper surveys: what can be done? Assessment & Evaluation in Higher Education. 2008;33(3):301–14.
50.Beaton DE, Bombardier C, Guillemin F, Ferraz MB. Guidelines for the process of cross-cultural adaptation of self-report measures. Spine. 2000;25(24):3186–91.
51.Guillemin F, Bombardier C, Beaton D. Cross-cultural adaptation of health-related quality of life measures: literature review and proposed guidelines. J Clin Epidemiol. 1993;46(12):1417–32.