Vos T, Flaxman AD, Naghavi M, Lozano R, Michaud C, Ezzati M et al (2012) Years lived with disability (YLDs) for 1160 sequelae of 289 diseases and injuries 1990–2010: a systematic analysis for the Global Burden of Disease Study 2010. Lancet 380:2163–2196. https://doi.org/10.1016/S0140-6736(12)61729-2
Article
PubMed
PubMed Central
Google Scholar
Nikolaidis I, Fouyas IP, Sandercock PA, Statham PF (2010) Surgery for cervical radiculopathy or myelopathy. Cochrane Database Syst Rev. https://doi.org/10.1002/14651858.CD001466.pub3
Article
PubMed
PubMed Central
Google Scholar
van Middelkoop M, Rubinstein SM, Ostelo R, van Tulder MW, Peul W, Koes BW et al (2013) Surgery versus conservative care for neck pain: a systematic review. Eur Spine J 22:87–95. https://doi.org/10.1007/s00586-012-2553-z
Article
PubMed
Google Scholar
Iyer S, Kim HJ (2016) Cervical radiculopathy. Curr Rev Musculoskelet Med 9:272–280. https://doi.org/10.1007/s12178-016-9349-4
Article
PubMed
PubMed Central
Google Scholar
Barron CJ, Moffett JA, Potter M (2007) Patient expectations of physiotherapy: definitions, concepts, and theories. Physiother Theory Pract 23:37–46. https://doi.org/10.1080/09593980601147843
Article
PubMed
Google Scholar
Mondloch MV, Cole DC, Frank JW (2001) Does how you do depend on how you think you’ll do? A systematic review of the evidence for a relation between patients’ recovery expectations and health outcomes. CMAJ Can Med Assoc J 165:174–179
CAS
Google Scholar
Mahomed NN, Liang MH, Cook EF, Daltroy LH, Fortin PR, Fossel AH et al (2002) The importance of patient expectations in predicting functional outcomes after total joint arthroplasty. J Rheumatol 29:1273–1279
PubMed
Google Scholar
Nilsdotter AK, Toksvig-Larsen S, Roos EM (2009) Knee arthroplasty: are patients’ expectations fulfilled? A prospective study of pain and function in 102 patients with 5-year follow-up. Acta Orthop 80:55–61. https://doi.org/10.1080/17453670902805007
Article
PubMed
PubMed Central
Google Scholar
Mannion AF, Junge A, Elfering A, Dvorak J, Porchet F, Grob D (2009) Great expectations: really the novel predictor of outcome after spinal surgery? Spine (Phila Pa 1976) 34:1590–1599. https://doi.org/10.1097/BRS.0b013e31819fcd52
Article
Google Scholar
Carragee EJ (2010) The rise and fall of the “minimum clinically important difference.” Spine J 10:283–284. https://doi.org/10.1016/j.spinee.2010.02.013
Article
PubMed
Google Scholar
Gatchel RJ, Mayer TG (2010) Testing minimal clinically important difference: additional comments and scientific reality testing. Spine J 10:330–332. https://doi.org/10.1016/j.spinee.2010.01.019
Article
PubMed
PubMed Central
Google Scholar
Jaeschke R, Singer J, Guyatt GH (1989) Measurement of health status: ascertaining the minimal clinically important difference. Control Clin Trials 10:407–415. https://doi.org/10.1016/0197-2456(89)90005-6
CAS
Article
PubMed
Google Scholar
Schünemann HJ, Guyatt GH (2005) Commentary–goodbye M(C)ID! Hello MID, where do you come from? Health Serv Res 40:593–597. https://doi.org/10.1111/j.1475-6773.2005.00374.x
Article
PubMed
PubMed Central
Google Scholar
Devji T, Carrasco-Labra A, Qasim A, Phillips M, Johnston BC, Devasenapathy N et al (2020) Evaluating the credibility of anchor based estimates of minimal important differences for patient reported outcomes: instrument development and reliability study. BMJ 369:m1714. https://doi.org/10.1136/bmj.m1714
Article
PubMed
PubMed Central
Google Scholar
Carreon LYMDM, Glassman SDMD, Campbell MJMD, Anderson PAMD (2010) Neck Disability Index, short form-36 physical component summary, and pain scales for neck and arm pain: the minimum clinically important difference and substantial clinical benefit after cervical spine fusion. Spine J 10:469–474. https://doi.org/10.1016/j.spinee.2010.02.007
Article
PubMed
Google Scholar
Solberg T, Johnsen LG, Nygaard OP, Grotle M (2013) Can we define success criteria for lumbar disc surgery? Estimates for a substantial amount of improvement in core outcome measures. Acta Orthop 84:196–201. https://doi.org/10.3109/17453674.2013.786634
Article
PubMed
PubMed Central
Google Scholar
Glassman SD, Copay AG, Berven SH, Polly DW, Subach BR, Carreon LY (2008) Defining substantial clinical benefit following lumbar spine arthrodesis. J Bone Joint Surg Am 90:1839–1847. https://doi.org/10.2106/JBJS.G.01095
Article
PubMed
Google Scholar
Wikipedia tfe (2021) Wikipedia. https://en.wikipedia.org/wiki/Success_(concept). Accessed 14 April 2021
Press CU (2021) Cambridge Dictionary. https://dictionary.cambridge.org/dictionary/english/success. Accessed 14 April 2021
Mjaset C, Zwart JA, Goedmakers CMW, Smith TR, Solberg TK, Grotle M (2020) Criteria for success after surgery for cervical radiculopathy-estimates for a substantial amount of improvement in core outcome measures. Spine J 20:1413–1421. https://doi.org/10.1016/j.spinee.2020.05.549
Article
PubMed
Google Scholar
von Elm E, Altman DG, Egger M, Pocock SJ, Gøtzsche PC, Vandenbroucke JP (2008) The strengthening the reporting of observational studies in epidemiology (STROBE) statement: guidelines for reporting observational studies. J Clin Epidemiol 61:344–349. https://doi.org/10.1016/j.jclinepi.2007.11.008
Article
Google Scholar
Taso M, Sommernes JH, Kolstad F, Sundseth J, Bjorland S, Pripp AH et al (2020) A randomised controlled trial comparing the effectiveness of surgical and nonsurgical treatment for cervical radiculopathy. BMC Musculoskelet Disord 21:171. https://doi.org/10.1186/s12891-020-3188-6
Article
PubMed
PubMed Central
Google Scholar
Johansen JB, Andelic N, Bakke E, Holter EB, Mengshoel AM, Roe C (2013) Measurement properties of the norwegian version of the neck disability index in chronic neck pain. Spine (Phila Pa 1976) 38:851–856. https://doi.org/10.1097/BRS.0b013e31827fc3e9
Article
Google Scholar
Sundseth J, Kolstad F, Johnsen LG, Pripp AH, Nygaard OP, Andresen H et al (2015) The neck disability index (NDI) and its correlation with quality of life and mental health measures among patients with single-level cervical disc disease scheduled for surgery. Acta Neurochir (Wien) 157:1807–1812. https://doi.org/10.1007/s00701-015-2534-1
CAS
Article
Google Scholar
Downie WW, Leatham PA, Rhind VM, Wright V, Branco JA, Anderson JA (1978) Studies with pain rating scales. Ann Rheum Dis 37:378–381. https://doi.org/10.1136/ard.37.4.378
CAS
Article
PubMed
PubMed Central
Google Scholar
Grovle L, Haugen AJ, Hasvik E, Natvig B, Brox JI, Grotle M (2014) Patients’ ratings of global perceived change during 2 years were strongly influenced by the current health status. J Clin Epidemiol 67:508–515. https://doi.org/10.1016/j.jclinepi.2013.12.001
Article
PubMed
Google Scholar
Waddell G, Newton M, Henderson I, Somerville D, Main CJ (1993) A fear-avoidance beliefs questionnaire (FABQ) and the role of fear-avoidance beliefs in chronic low back pain and diasability. Pain 52:157–168
Article
Google Scholar
Dedering A, Borjesson T (2013) Assessing fear-avoidance beliefs in patients with cervical radiculopathy. Physiother Res Int 18:193–202. https://doi.org/10.1002/pri.1545
Article
PubMed
Google Scholar
Grotle M, Vollestad NK, Veierod MB, Brox JI (2004) Fear-avoidance beliefs and distress in relation to disability in acute and chronic low back pain. Pain 112:343–352. https://doi.org/10.1016/j.pain.2004.09.020
Article
PubMed
Google Scholar
Strand BH, Dalgard OS, Tambs K, Rognerud M (2003) Measuring the mental health status of the Norwegian population: a comparison of the instruments SCL-25, SCL-10, SCL-5 and MHI-5 (SF-36). Nord J Psychiatry 57:113–118. https://doi.org/10.1080/08039480310000932
Article
PubMed
Google Scholar
MacDermid JC, Walton DM, Avery S, Blanchard A, Etruw E, McAlpine C et al (2009) Measurement properties of the neck disability index: a systematic review. J Orthop Sports Phys Ther 39:400–417. https://doi.org/10.2519/jospt.2009.2930
Article
PubMed
Google Scholar
Sundseth J, Fredriksli OA, Kolstad F, Johnsen LG, Pripp AH, Andresen H et al (2017) The Norwegian Cervical Arthroplasty Trial (NORCAT): 2-year clinical outcome after single-level cervical arthroplasty versus fusion-a prospective, single-blinded, randomized, controlled multicenter study. Eur Spine J 26:1225–1235. https://doi.org/10.1007/s00586-016-4922-5
Article
PubMed
Google Scholar
Kuijper B, Tans JT, Beelen A, Nollet F, de Visser M (2009) Cervical collar or physiotherapy versus wait and see policy for recent onset cervical radiculopathy: randomised trial. BMJ 339:b3883. https://doi.org/10.1136/bmj.b3883
Article
PubMed
PubMed Central
Google Scholar
Dedering A, Peolsson A, Cleland JA, Halvorsen M, Svensson MA, Kierkegaard M (2018) The effects of neck-specific training versus prescribed physical activity on pain and disability in patients with cervical radiculopathy: a randomized controlled trial. Arch Phys Med Rehabil 99:2447–2456. https://doi.org/10.1016/j.apmr.2018.06.008
Article
PubMed
Google Scholar
Engquist M, Löfgren H, Öberg B, Holtz A, Peolsson A, Söderlund A et al (2013) Surgery versus nonsurgical treatment of cervical radiculopathy: a prospective, randomized study comparing surgery plus physiotherapy with physiotherapy alone with a 2-year follow-up. Spine (Phila Pa 1976) 38:1715–1722. https://doi.org/10.1097/BRS.0b013e31829ff095
Article
Google Scholar
Hermansen E, Myklebust TA, Austevoll IM, Rekeland F, Solberg T, Storheim K et al (2019) Clinical outcome after surgery for lumbar spinal stenosis in patients with insignificant lower extremity pain. A prospective cohort study from the Norwegian registry for spine surgery. BMC Musculoskelet Disord 20:36. https://doi.org/10.1186/s12891-019-2407-5
Article
PubMed
PubMed Central
Google Scholar
Austevoll IM, Gjestad R, Grotle M, Solberg T, Brox JI, Hermansen E et al (2019) Follow-up score, change score or percentage change score for determining clinical important outcome following surgery? An observational study from the Norwegian registry for Spine surgery evaluating patient reported outcome measures in lumbar spinal stenosis and lumbar degenerative spondylolisthesis. BMC Musculoskelet Disord 20:31. https://doi.org/10.1186/s12891-018-2386-y
Article
PubMed
PubMed Central
Google Scholar
Copay AG, Chung AS, Eyberg B, Olmscheid N, Chutkan N, Spangehl MJ (2018) Minimum clinically important difference: current trends in the orthopaedic literature, part I. JBJS Rev 6:e1. https://doi.org/10.2106/JBJS.RVW.17.00159
Article
PubMed
Google Scholar
Copay AG, Eyberg B, Chung AS, Zurcher KS, Chutkan N, Spangehl MJ (2018) Minimum clinically important difference: current trends in the orthopaedic literature, part II. JBJS Rev 6:e2. https://doi.org/10.2106/JBJS.RVW.17.00160
Article
PubMed
Google Scholar
The L (2010) CONSORT 2010. The Lancet 375:1136. https://doi.org/10.1016/S0140-6736(10)60456-4
Article
Google Scholar