Publications by authors named "Michael Grayling"

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Confidence Intervals for Adaptive Trial Designs I: A Methodological Review.
David S Robertson, Thomas Burnett, Babak Choodari-Oskooei, Munya Dimairo, Michael Grayling

Stat Med· August 2025

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Confidence Intervals for Adaptive Trial Designs II: Case Study and Practical Guidance.
David S Robertson, Thomas Burnett, Babak Choodari-Oskooei, Munya Dimairo, Michael Grayling

Stat Med· August 2025

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Efficient stage-wise allocation ratios in multi-arm multi-stage designs.
Ruqayya A Azher, Michael J Grayling, James M S Wason

Contemp Clin Trials· June 2025

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Guidelines for the content of statistical analysis plans in clinical trials: protocol for an extension to cluster randomized trials.
Karla Hemming, Jacqueline Y Thompson, Richard L Hooper, Obioha C Ukoumunne, Fan Li, Michael J Grayling

Trials· February 2025

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A hybrid approach to sample size re-estimation in cluster randomized trials with continuous outcomes.
Samuel K Sarkodie, James Ms Wason, Michael J Grayling

Stat Med· October 2024

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A Bayesian approach to pilot-pivotal trials for bioequivalence assessment.
Duo Lv, Michael J Grayling, Xinyue Zhang, Qingwei Zhao, Haiyan Zheng

BMC Med Res Methodol· December 2023

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Bayesian sample size determination in basket trials borrowing information between subsets.
Haiyan Zheng, Michael J Grayling, Pavel Mozgunov, Thomas Jaki, James M S Wason

Biostatistics· October 2023

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The Infant KIdney Dialysis and Utrafiltration (I-KID) Study: A Stepped-Wedge Cluster-Randomized Study in Infants, Comparing Peritoneal Dialysis, Continuous Venovenous Hemofiltration, and Newcastle Infant Dialysis Ultrafiltration System, a Novel Infant Hemodialysis Device.
Heather Lambert, Shaun Hiu, Malcolm G Coulthard, John N S Matthews, Eva-Maria Holstein, Michael Grayling

Pediatr Crit Care Med· July 2023

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A hybrid approach to comparing parallel-group and stepped-wedge cluster-randomized trials with a continuous primary outcome when there is uncertainty in the intra-cluster correlation.
Samuel K Sarkodie, James Ms Wason, Michael J Grayling

Clin Trials· February 2023

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Point estimation following a two-stage group sequential trial.
Michael J Grayling, James Ms Wason

Stat Methods Med Res· February 2023

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Residual Disease After Primary Surgical Treatment for Advanced Epithelial Ovarian Cancer, Part 2: Network Meta-analysis Incorporating Expert Elicitation to Adjust for Publication Bias.
Andrew Bryant, Michael Grayling, Ahmed Elattar, Ketankumar Gajjar, Dawn Craig

Am J Ther· January 2023

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Residual Disease Threshold After Primary Surgical Treatment for Advanced Epithelial Ovarian Cancer, Part 1: A Systematic Review and Network Meta-Analysis.
Andrew Bryant, Eugenie Johnson, Michael Grayling, Shaun Hiu, Ahmed Elattar

Am J Ther· January 2023

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Optimised point estimators for multi-stage single-arm phase II oncology trials.
Michael J Grayling, Adrian P Mander

J Biopharm Stat· November 2022

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Bayesian modelling strategies for borrowing of information in randomised basket trials.
Luke O Ouma, Michael J Grayling, James M S Wason, Haiyan Zheng

J R Stat Soc Ser C Appl Stat· November 2022

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Subgroup analyses in randomized controlled trials frequently categorized continuous subgroup information.
S Faye Williamson, Michael J Grayling, Adrian P Mander, Nurulamin M Noor, Joshua S Savage

J Clin Epidemiol· October 2022

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Design and analysis of umbrella trials: Where do we stand?
Luke O Ouma, James M S Wason, Haiyan Zheng, Nina Wilson, Michael Grayling

Front Med (Lausanne)· October 2022

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A stochastically curtailed single-arm phase II trial design for binary outcomes.
Martin Law, Michael J Grayling, Adrian P Mander

J Biopharm Stat· September 2022

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Residual disease after primary surgery for advanced epithelial ovarian cancer: expert elicitation exercise to explore opinions about potential impact of publication bias in a planned systematic review and meta-analysis.
Andrew Bryant, Michael Grayling, Shaun Hiu, Ketankumar Gajjar, Eugenie Johnson

BMJ Open· August 2022

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When is a two-stage single-arm trial efficient? An evaluation of the impact of outcome delay.
Aritra Mukherjee, James M S Wason, Michael J Grayling

Eur J Cancer· May 2022

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Adaptive Designs: Benefits and Cautions for Neurosurgery Trials.
Aritra Mukherjee, Michael J Grayling, James M S Wason

World Neurosurg· May 2022

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Mind the gap: covariate constrained randomisation can protect against substantial power loss in parallel cluster randomised trials.
Caroline Kristunas, Michael Grayling, Laura J Gray, Karla Hemming

BMC Med Res Methodol· April 2022

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Response adaptive intervention allocation in stepped-wedge cluster randomized trials.
Michael J Grayling, James M S Wason, Sofía S Villar

Stat Med· March 2022

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Conditional power and friends: The why and how of (un)planned, unblinded sample size recalculations in confirmatory trials.
Kevin Kunzmann, Michael J Grayling, Kim May Lee, David S Robertson, Kaspar Rufibach

Stat Med· February 2022

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Improving power in PSA response analyses of metastatic castration-resistant prostate cancer trials.
Michael J Grayling, Martina McMenamin, Robert Chandler, Rakesh Heer, James M S Wason

BMC Cancer· January 2022

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