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Original Research

Does Patient Blinding Influence Clinical Outcomes After Annular Closure Device Implantation? A Propensity Score-Matched Analysis

ORCID Icon, ORCID Icon, ORCID Icon, &
Pages 177-182 | Published online: 08 Nov 2019

References

  • Miller LE, Stewart ME. The blind leading the blind: use and misuse of blinding in randomized controlled trials. Contemp Clin Trials. 2011;32:240–243. doi:10.1016/j.cct.2010.11.00421070890
  • Farrokhyar F, Karanicolas PJ, Thoma A, et al. Randomized controlled trials of surgical interventions. Ann Surg. 2010;251:409–416. doi:10.1097/SLA.0b013e3181cf863d20142732
  • Klassen PD, Hes R, Bouma GJ, et al. A multicenter, prospective, randomized study protocol to demonstrate the superiority of a bone-anchored prosthesis for annular closure used in conjunction with limited discectomy to limited discectomy alone for primary lumbar disc herniation. Int J Clin Trials. 2016;3:120–131. doi:10.18203/2349-3259.ijct20162794
  • Thome C, Klassen PD, Bouma GJ, et al. Annular closure in lumbar microdiskectomy for prevention of reherniation: a randomized clinical trial. Spine J. 2018;18:2278–2287. doi:10.1016/j.spinee.2018.05.00329730458
  • Miller LE, McGirt MJ, Garfin SR, et al. Association of annular defect width after lumbar discectomy with risk of symptom recurrence and reoperation: systematic review and meta-analysis of comparative studies. Spine (Phila Pa 1976). 2018;43:E308–E315. doi:10.1097/BRS.000000000000250129176471
  • Spengler DM. Lumbar discectomy. Results with limited disc excision and selective foraminotomy. Spine (Phila Pa 1976). 1982;7:604–607. doi:10.1097/00007632-198211000-000157167834
  • Austin PC. Optimal caliper widths for propensity-score matching when estimating differences in means and differences in proportions in observational studies. Pharm Stat. 2011;10:150–161. doi:10.1002/pst.v10.220925139
  • Normand ST, Landrum MB, Guadagnoli E, et al. Validating recommendations for coronary angiography following acute myocardial infarction in the elderly: a matched analysis using propensity scores. J Clin Epidemiol. 2001;54:387–398. doi:10.1016/S0895-4356(00)00321-811297888
  • Hrobjartsson A, Emanuelsson F, Skou Thomsen AS, et al. Bias due to lack of patient blinding in clinical trials. A systematic review of trials randomizing patients to blind and nonblind sub-studies. Int J Epidemiol. 2014;43:1272–1283. doi:10.1093/ije/dyu11524881045
  • Schulz KF, Chalmers I, Hayes RJ, et al. Empirical evidence of bias. Dimensions of methodological quality associated with estimates of treatment effects in controlled trials. JAMA. 1995;273:408–412. doi:10.1001/jama.1995.035202900600307823387
  • Savovic J, Jones H, Altman D, et al. Influence of reported study design characteristics on intervention effect estimates from randomised controlled trials: combined analysis of meta-epidemiological studies. Health Technol Assess. 2012;16:1–82. doi:10.3310/hta16350
  • Savovic J, Jones HE, Altman DG, et al. Influence of reported study design characteristics on intervention effect estimates from randomized, controlled trials. Ann Intern Med. 2012;157:429–438. doi:10.7326/0003-4819-157-6-201209180-0053722945832