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Considerations and methods for placebo controls in surgical trials (ASPIRE guidelines).
Beard DJ, Campbell MK, Blazeby JM, Carr AJ, Weijer C, Cuthbertson BH, Buchbinder R, Pinkney T, Bishop FL, Pugh J, Cousins S, Harris IA, Lohmander LS, Blencowe N, Gillies K, Probst P, Brennan C, Cook A, Farrar-Hockley D, Savulescu J, Huxtable R, Rangan A, Tracey I, Brocklehurst P, Ferreira ML, Nicholl J, Reeves BC, Hamdy F, Rowley SC, Cook JA. Beard DJ, et al. Among authors: cook a, cook ja. Lancet. 2020 Mar 7;395(10226):828-838. doi: 10.1016/S0140-6736(19)33137-X. Lancet. 2020. PMID: 32145797 Free article. Review.
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.
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. BMJ. 2018 Nov 5;363:k3750. doi: 10.1136/bmj.k3750. BMJ. 2018. PMID: 30560792 Free PMC article.
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.
Placebo comparator group selection and use in surgical trials: the ASPIRE project including expert workshop.
Beard DJ, Campbell MK, Blazeby JM, Carr AJ, Weijer C, Cuthbertson BH, Buchbinder R, Pinkney T, Bishop FL, Pugh J, Cousins S, Harris I, Lohmander LS, Blencowe N, Gillies K, Probst P, Brennan C, Cook A, Farrar-Hockley D, Savulescu J, Huxtable R, Rangan A, Tracey I, Brocklehurst P, Ferreira ML, Nicholl J, Reeves BC, Hamdy F, Rowley SC, Lee N, Cook JA. Beard DJ, et al. Among authors: cook a, cook ja. Health Technol Assess. 2021 Sep;25(53):1-52. doi: 10.3310/hta25530. Health Technol Assess. 2021. PMID: 34505829 Free PMC article.
Clinical trial metadata: defining and extracting metadata on the design, conduct, results and costs of 125 randomised clinical trials funded by the National Institute for Health Research Health Technology Assessment programme.
Raftery J, Young A, Stanton L, Milne R, Cook A, Turner D, Davidson P. Raftery J, et al. Among authors: cook a. Health Technol Assess. 2015 Feb;19(11):1-138. doi: 10.3310/hta19110. Health Technol Assess. 2015. PMID: 25671821 Free PMC article. Review.
Commentary on Curtis et al.
Cook A. Cook A. Clin Trials. 2019 Aug;16(4):438-439. doi: 10.1177/1740774519845680. Epub 2019 May 14. Clin Trials. 2019. PMID: 31084374 No abstract available.
3,306 results