References
- Dyer SM, Crotty M, Fairhall N, et al. A critical review of the long-term disability outcomes following hip fracture. BMC Geriatr. 2016;16:158. Available from: http://bmcgeriatr.biomedcentral.com/articles/10.1186/s12877-016-0332-0
- Bower ES, Wetherell JL, Petkus AJ, et al. Fear of falling after hip fracture: prevalence, course, and relationship with one-year functional recovery. Am J Geriatr Psychiatry. 2016;24:1228–1236.
- Ariza-Vega P, Jiménez-Moleón JJ, Kristensen MT. Change of residence and functional status within three months and one year following hip fracture surgery. Disabil Rehabi. 2014;36:685–690.
- Bardales Mas Y, González Montalvo JI, Abizanda Soler P, et al. Guías clínicas de fractura de cadera. Comparación de sus principales recomendaciones. Rev Esp Geriatr Gerontol. 2012;47:220–227.
- Foss NB, Kristensen MT, Kehlet H. Prediction of postoperative morbidity, mortality and rehabilitation in hip fracture patients: the cumulated ambulation score. Clin Rehabil. 2006;20:701–708.
- Siu AL, Penrod JD, Boockvar KS, et al. Early ambulation after hip fracture: effects on function and mortality. Arch Intern Med. 2006;166:766–771.
- Kristensen MT, Andersen L, Bech-Jensen R, et al. High intertester reliability of the Cumulated Ambulation Score for the evaluation of basic mobility in patients with hip fracture. Clin Rehabil. 2009;23:1116–1123.
- Ferriero G, Kristensen MT, Invernizzi M, et al. Psychometric properties of the Cumulated Ambulation Score: a systematic review. Eur J Phys Rehabil Med. 2018;54:766–771.
- Andersen KV, Bak M, Christensen BV, et al. A randomized, controlled trial comparing local infiltration analgesia with epidural infusion for total knee arthroplasty. Acta Orthop. 2010;81:606–610.
- Holm B, Kristensen MT, Myhrmann L, et al. The role of pain for early rehabilitation in fast track total knee arthroplasty. Disabil Rehabil. 2010;32:300–306.
- Bodilsen AC, Juul-Larsen HG, Petersen J, et al. Feasibility and inter-rater reliability of physical performance measures in acutely admitted older medical patients. PLoS One. 2015;10:e0118248.
- Kristensen MT, Jakobsen TL, Nielsen JW, et al. Cumulated Ambulation Score to evaluate mobility is feasible in geriatric patients and in patients with hip fracture. Dan Med J. 2012;59:A4464.
- Foss NB, Kristensen MT, Kehlet H. Anaemia impedes functional mobility after hip fracture surgery. Age Ageing. 2008;37:173–178.
- Foss NB, Kristensen MT, Palm H, et al. Postoperative pain after hip fracture is procedure specific. Br J Anaesth. 2009;102:111–116.
- Kristensen MT, Bandholm T, Bencke J, et al. Knee-extension strength, postural control and function are related to fracture type and thigh edema in patients with hip fracture. Clin Biomech (Bristol, Avon). 2009;24:218–224.
- Hulsbaek S, Larsen RF, Rosthøj S, et al. The Barthel Index and the Cumulated Ambulation Score are superior to the de Morton Mobility Index for the early assessment of outcome in patients with a hip fracture admitted to an acute geriatric ward. Disabil Rehabil. 2018;1–9. Available from: https://doi.org/10.1080/09638288.2018.1424951
- Grana E, Verzellotti S, Grassi FA, et al. Cross-cultural validation of the Italian version of the Cumulated Ambulation Score. Int J Rehabi Res. 2016;39:160–164.
- Vukomanovic A, Djurovic A, Popovic Z, et al. The A-test: assessment of functional recovery during early rehabilitation of patients in an orthopedic ward - content, criterion and construct validity. Vojnosanit Pregl. 2014;71:715–722.
- Piscitelli P, Metozzi A, Benvenuti E, et al. Connections between the outcomes of osteoporotic hip fractures and depression, delirium or dementia in elderly patients: rationale and preliminary data from the CODE study. Clin Cases Miner Bone Metab. 2012;9:40–44.
- Taraldsen K, Sletvold O, Thingstad P, et al. Physical behavior and function early after hip fracture surgery in patients receiving comprehensive geriatric care or orthopedic care – a randomized controlled trial. J Gerontol A, Biol Sci Med Sci. 2014;69:338–345.
- Kristensen MT, Öztürk B, Röck ND, et al. Regaining pre-fracture basic mobility status after hip fracture and association with post-discharge mortality and readmission-a nationwide register study in Denmark. Age Ageing. 2019; Jan 7. https://doi.org/10.1093/ageing/afy185. [Epub ahead of print]
- Report N. Fracture Database National Report 2016. 2016. Available from: https://www.noca.ie/wp-content/uploads/2015/04/Irish-Hip-Fracture-Database-National-Report-2016-FINAL.pdf
- Azagra R, López-Expósito F, Martin-Sánchez JC, et al. Changing trends in the epidemiology of hip fracture in Spain. Osteoporos Int. 2014;25:1267–1274.
- Landis J, Koch G. The measurement of observer agreement for categorical data. Biometrics. 1977;33:159–174.
- Mokkink LB, Terwee CB, Patrick 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;63:737–745.
- Pfeiffer E. A Short Portable Mental Status Questionnaire for the assessment of organic brain deficit in elderly patients. J Am Geriatr Soc. 1975;23:433–441.
- Ottenbacher KJ, Hsu Y, Granger CV, et al. The reliability of the functional independence measure: a quantitative review. Arch Phys Med Rehabil. 1996;77:1226–1232.
- Boonstra AM, Schiphorst Preuper HR, Reneman MF, et al. Reliability and validity of the visual analogue scale for disability in patients with chronic musculoskeletal pain. Int J Rehabil Res. 2008;31:165–169.
- Ramada-Rodilla JM, Serra-Pujadas C, Delclós-Clanchet GL. Cross-cultural adaptation and health questionnaires validation: revision and methodological recommendations. Salud Pública Méx. 2013;55:57–66.
- Kristensen MT, Curtis DJ. Cumulated Ambulation Score (CAS) – manual. ResearchGate 2015. [cited 2017 Jan 6]. Available from: https://www.researchgate.net/publication/270888051_Cumulated_Ambulation_Score_CAS_English_version_manual_and_score-sheet.
- Kottner J, Audige L, Brorson S, et al. Guidelines for Reporting Reliability and Agreement Studies (GRRAS) were proposed. Int J Nurs Stud. 2011;48:661–671.
- Kristensen MT, Nielsen AØ, Topp UM, et al. Development and psychometric properties of the Basic Amputee Mobility Score for use in patients with a major lower extremity amputation. Geriatr Gerontol Int. 2018;18:138–145.
- Nunnally JC. Psychometric theory. New York: McGraw-Hill; 1978.
- Hopkins WG. Measures of reliability in sports medicine and science. Sport Med. 2000;30:375–381.
- Bland JM, Altman DG. Cronbach’s alpha. BMJ. 1997;314:572. Available from: http://www.ncbi.nlm.nih.gov/pubmed/9055718%5Cnhttp://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=PMC2126061
- Tavakol M, Dennick R. Making sense of Cronbach's alpha. Int J Med Educ. 2011;2:53–55.
- Streiner DL. Starting at the beginning: An introduction to coefficient alpha and internal consistency. J Pers Assess. 2003;80:99–103.
- Weir JP. Quantifying test-retest reliability using the intraclass correlation coefficient and the SEM. J Strength Cond Res. 2005;19:231–240.
- Beckerman H, Roebroeck ME, Lankhorst GJ, et al. Smallest real difference, a link between reproducibility and responsiveness. Qual Life Res. 2001;10:571–578.
- Cicchetti DV. Guidelines, criteria, and rules of thumb for evaluating normed and standardized assessment instruments in psychology. Psychol Assess. 1994;6:284–290.
- Sim J, Wright CC. The Kappa statistic in reliability studies: use, interpretation, and sample size requirements. Phys Ther. 2005;85:257–268.
- Greene J, Hibbard JH, Alvarez C, et al. Supporting patient behavior change: approaches used by primary care clinicians whose patients have an increase in activation levels. Ann Fam Med. 2016;14:148–154.
- Proctor R, Wade R, Woodward Y, et al. The impact of psychological factors in recovery following surgery for hip fracture. Disabil Rehabil. 2008;30:716–722.
- Resnick B, Orwig D, Hawkes W, et al. The relationship between psychosocial state and exercise behavior of older women 2 months after hip fracture. Rehabil Nurs. 2007;32:139–149.
- Visschedijk J, Caljouw M, Balen R, et al. Fear of falling after hip fracture in vulnerable older persons rehabilitating in a skilled nursing facility. J Rehabil Med. 2014;46:258–263.
- Taylor NF, Barelli C, Harding KE. Community ambulation before and after hip fracture: a qualitative analysis. Disabil Rehabil. 2010;32:1281–1290.
- Ranhoff AH, Holvik K, Martinsen MI, et al. Older hip fracture patients: three groups with different needs. BMC Geriatr. 2010;10:65.
- Parker MJ, Palmer CR. A new mobility score for predicting mortality after hip fracture. J Bone Joint Surg Br. 1993;75:797–798.
- Podsiadlo D, Richardson S. The timed “Up” & “Go”: a test of basic functional mobility for frail elderly persons. J Am Geriatr Soc. 1991;39:142–148.
- Perracini MR, Kristensen MT, Cunningham C, et al. Physiotherapy following fragility fractures. Injury. 2018;49:1413–1417.