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An observational study showed that explaining randomization using gambling-related metaphors and computer-agency descriptions impeded randomized clinical trial recruitment.
Jepson M, Elliott D, Conefrey C, Wade J, Rooshenas L, Wilson C, Beard D, Blazeby JM, Birtle A, Halliday A, Stein R, Donovan JL; CSAW study group; Chemorad study group; POUT study group; ACST-2 study group; OPTIMA prelim study group. Jepson M, et al. J Clin Epidemiol. 2018 Jul;99:75-83. doi: 10.1016/j.jclinepi.2018.02.018. Epub 2018 Mar 2. J Clin Epidemiol. 2018. PMID: 29505860 Free PMC article.
Choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial - the development of the DELTA2 guidance.
Sones W, Julious SA, Rothwell JC, Ramsay CR, Hampson LV, Emsley R, Walters SJ, Hewitt C, Bland M, Fergusson DA, Berlin JA, Altman D, Vale LD, Cook JA. Sones W, et al. Among authors: cook ja. Trials. 2018 Oct 10;19(1):542. doi: 10.1186/s13063-018-2887-x. Trials. 2018. PMID: 30305155 Free PMC article.
The QuinteT Recruitment Intervention supported five randomized trials to recruit to target: a mixed-methods evaluation.
Rooshenas L, Scott LJ, Blazeby JM, Rogers CA, Tilling KM, Husbands S, Conefrey C, Mills N, Stein RC, Metcalfe C, Carr AJ, Beard DJ, Davis T, Paramasivan S, Jepson M, Avery K, Elliott D, Wilson C, Donovan JL; By-Band-Sleeve study group; CSAW study group; HAND-1 study group; Optima prelim study group; Romio feasibility study group. Rooshenas L, et al. J Clin Epidemiol. 2019 Feb;106:108-120. doi: 10.1016/j.jclinepi.2018.10.004. Epub 2018 Oct 16. J Clin Epidemiol. 2019. PMID: 30339938 Free PMC article.
DELTA2 guidance on choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial.
Cook JA, Julious SA, Sones W, Hampson LV, Hewitt C, Berlin JA, Ashby D, Emsley R, Fergusson DA, Walters SJ, Wilson ECF, Maclennan G, Stallard N, Rothwell JC, Bland M, Brown L, Ramsay CR, Cook A, Armstrong D, Altman D, Vale LD. Cook JA, et al. Among authors: cook a. Trials. 2018 Nov 5;19(1):606. doi: 10.1186/s13063-018-2884-0. Trials. 2018. PMID: 30400926 Free PMC article.
Cost-effectiveness analysis of a placebo-controlled randomized trial evaluating the effectiveness of arthroscopic subacromial decompression in patients with subacromial shoulder pain.
Rombach I, Merritt N, Shirkey BA, Rees JL, Cook JA, Cooper C, Carr AJ, Beard DJ, Gray AM. Rombach I, et al. Among authors: cook ja. Bone Joint J. 2019 Jan;101-B(1):55-62. doi: 10.1302/0301-620X.101B1.BJJ-2018-0555.R1. Bone Joint J. 2019. PMID: 30601058 Free article. Clinical Trial.
Practical help for specifying the target difference in sample size calculations for RCTs: the DELTA2 five-stage study, including a workshop.
Cook JA, Julious SA, Sones W, Hampson LV, Hewitt C, Berlin JA, Ashby D, Emsley R, Fergusson DA, Walters SJ, Wilson EC, MacLennan G, Stallard N, Rothwell JC, Bland M, Brown L, Ramsay CR, Cook A, Armstrong D, Altman D, Vale LD. Cook JA, et al. Among authors: cook a. Health Technol Assess. 2019 Oct;23(60):1-88. doi: 10.3310/hta23600. Health Technol Assess. 2019. PMID: 31661431 Free PMC article.
912 results