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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: julious sa. BMJ. 2018 Nov 5;363:k3750. doi: 10.1136/bmj.k3750. BMJ. 2018. PMID: 30560792 Free PMC article.
Recruitment and retention of participants in randomised controlled trials: a review of trials funded and published by the United Kingdom Health Technology Assessment Programme.
Walters SJ, Bonacho Dos Anjos Henriques-Cadby I, Bortolami O, Flight L, Hind D, Jacques RM, Knox C, Nadin B, Rothwell J, Surtees M, Julious SA. Walters SJ, et al. Among authors: julious sa. BMJ Open. 2017 Mar 20;7(3):e015276. doi: 10.1136/bmjopen-2016-015276. BMJ Open. 2017. PMID: 28320800 Free PMC article. Review.
145 results