Williamson, Paula R.

Design and analysis of pilot studies: recommendations for good practice

Lancaster, G. A., Dodd, S., & Williamson, P. R. (2004) · Journal of Evaluation in Clinical Practice

Statistical Methods in Clinical TrialsMeta-analysis and systematic reviews

Cited by 2,572

The COMET Handbook: version 1.0

Williamson, P. R., Altman, D. G., Bagley, H., Barnes, K. L., Blazeby, J. M., Brookes, S. T., Clarke, M., Gargon, E., Gorst, S., Harman, N., et al. (2017) · Trials

Delphi Technique in ResearchStatistical Methods in Clinical Trials

Cited by 2,011

Developing core outcome sets for clinical trials: issues to consider

Williamson, P. R., Altman, D. G., Blazeby, J. M., Clarke, M., Devane, D., Gargon, E., & Tugwell, P. (2012) · Trials

Delphi Technique in ResearchHealth Systems, Economic Evaluations, Quality of Life

Cited by 1,661

Systematic Review of the Empirical Evidence of Study Publication Bias and Outcome Reporting Bias

Dwan, K., Altman, D. G., Arnaiz, J. A., Bloom, J., Chan, A.-W., Cronin, E., Decullier, E., Easterbrook, P. J., Von Elm, E., Gamble, C., et al. (2008) · PLoS ONE

Meta-analysis and systematic reviewsAcademic Publishing and Open Access

Cited by 1,546

The impact of outcome reporting bias in randomised controlled trials on a cohort of systematic reviews

Kirkham, J. J., Dwan, K. M., Altman, D. G., Gamble, C., Dodd, S., Smyth, R., & Williamson, P. R. (2010) · BMJ

Meta-analysis and systematic reviewsStatistical Methods in Clinical Trials

Cited by 1,133

Systematic Review of the Empirical Evidence of Study Publication Bias and Outcome Reporting Bias — An Updated Review

Dwan, K., Gamble, C., Williamson, P. R., Kirkham, J. J., & the Reporting Bias Group (2013) · PLoS ONE

Meta-analysis and systematic reviewsPharmaceutical industry and healthcare

Cited by 1,127

How to select outcome measurement instruments for outcomes included in a “Core Outcome Set”–a practical guideline

Prinsen, C. A. C., Vohra, S., Rose, M. R., Boers, M., Tugwell, P., Clarke, M., Williamson, P. R., & Terwee, C. B. (2016) · Trials

Delphi Technique in ResearchHealth Systems, Economic Evaluations, Quality of Life

Cited by 1,106

The SANAD study of effectiveness of carbamazepine, gabapentin, lamotrigine, oxcarbazepine, or topiramate for treatment of partial epilepsy: an unblinded randomised controlled trial

Marson, A. G., Al-Kharusi, A. M., Alwaidh, M., Appleton, R., Baker, G. A., Chadwick, D. W., Cramp, C., Cockerell, O. C., Cooper, P. N., Doughty, J., et al. (2007) · The Lancet

Epilepsy research and treatmentPharmacological Effects and Toxicity Studies

Cited by 976

Using the Delphi technique to determine which outcomes to measure in clinical trials: recommendations for the future based on a systematic review of existing studies

Sinha, I. P., Smyth, R. L., & Williamson, P. R. (2011) · PLoS Medicine

Delphi Technique in ResearchHealth Systems, Economic Evaluations, Quality of Life

Cited by 891

Core Outcome Set-STAndards for Development: The COS-STAD recommendations

Kirkham, J. J., Davis, K., Altman, D. G., Blazeby, J. M., Clarke, M., Tunis, S., & Williamson, P. R. (2017) · PLOS Medicine

Delphi Technique in ResearchMeta-analysis and systematic reviews

Cited by 792

Guidelines for Reporting Outcomes in Trial Reports: The CONSORT-Outcomes 2022 Extension

Butcher, N. J., Monsour, A., Mew, E. J., Chan, A.-W., Moher, D., Mayo-Wilson, E., Terwee, C. B., Chee-A-Tow, A., Baba, A., Gavin, F., et al. (2022) · JAMA

Meta-analysis and systematic reviewsDelphi Technique in Research

Cited by 719

Core outcome set–STAndards for reporting: the COS-STAR statement

Kirkham, J. J., Gorst, S., Altman, D. G., Blazeby, J. M., Clarke, M., Devane, D., Gargon, E., Moher, D., Schmitt, J., Tugwell, P., et al. (2016) · PLOS Medicine

Delphi Technique in ResearchMeta-analysis and systematic reviews

Cited by 650

A taxonomy has been developed for outcomes in medical research to help improve knowledge discovery

Dodd, S., Clarke, M., Becker, L., Mavergames, C., Fish, R., & Williamson, P. R. (2018) · Journal of Clinical Epidemiology

Delphi Technique in ResearchMeta-analysis and systematic reviews

Cited by 625

Informing efficient randomised controlled trials: exploration of challenges in developing progression criteria for internal pilot studies

Avery, K. N. L., Williamson, P. R., Gamble, C., O'Connell Francischetto, E., Metcalfe, C., Davidson, P., Williams, H., & Blazeby, J. M. (2017) · BMJ Open

Statistical Methods in Clinical TrialsMeta-analysis and systematic reviews

Cited by 575

Guidelines for the Content of Statistical Analysis Plans in Clinical Trials

Gamble, C., Krishan, A., Stocken, D., Lewis, S., Juszczak, E., Doré, C., Williamson, P. R., Altman, D. G., Montgomery, A., Lim, P., et al. (2017) · JAMA

Statistical Methods in Clinical TrialsMeta-analysis and systematic reviews

Cited by 536

Interventions to improve recruitment and retention in clinical trials: a survey and workshop to assess current practice and future priorities

Bower, P., Brueton, V., Gamble, C., Treweek, S., Smith, C. T., Young, B., & Williamson, P. (2014) · Trials

Ethics in Clinical ResearchStatistical Methods in Clinical Trials

Cited by 369

Guidelines for Reporting Outcomes in Trial Protocols: The SPIRIT-Outcomes 2022 Extension

Butcher, N. J., Monsour, A., Mew, E. J., Chan, A.-W., Moher, D., Mayo-Wilson, E., Terwee, C. B., Chee-A-Tow, A., Baba, A., Gavin, F., et al. (2022) · JAMA

Meta-analysis and systematic reviewsDelphi Technique in Research

Cited by 288

Driving up the Quality and Relevance of Research Through the Use of Agreed Core Outcomes

Williamson, P., Altman, D., Blazeby, J., Clarke, M., & Gargon, E. (2012) · Journal of Health Services Research & Policy

Delphi Technique in ResearchMeta-analysis and systematic reviews

Cited by 288

Comparison of protocols and registry entries to published reports for randomised controlled trials

Dwan, K., Altman, D. G., Cresswell, L., Blundell, M., Gamble, C. L., & Williamson, P. R. (2011) · Cochrane Database of Systematic Reviews

Meta-analysis and systematic reviewsPharmaceutical industry and healthcare

Cited by 243

Lung cancer mortality reduction by LDCT screening: UKLS randomised trial results and international meta-analysis

Field, J. K., Vulkan, D., Davies, M. P. A., Baldwin, D. R., Brain, K. E., Devaraj, A., Eisen, T., Gosney, J., Green, B. A., Holemans, J. A., et al. (2021) · The Lancet Regional Health - Europe

Lung Cancer Diagnosis and TreatmentGlobal Cancer Incidence and Screening

Cited by 230

Frequency and reasons for outcome reporting bias in clinical trials: interviews with trialists

Smyth, R. M. D., Kirkham, J. J., Jacoby, A., Altman, D. G., Gamble, C., & Williamson, P. R. (2011) · BMJ

Meta-analysis and systematic reviewsPharmaceutical industry and healthcare

Cited by 220

Selective reporting bias of harm outcomes within studies: findings from a cohort of systematic reviews

Saini, P., Loke, Y. K., Gamble, C., Altman, D. G., Williamson, P. R., & Kirkham, J. J. (2014) · BMJ

Meta-analysis and systematic reviewsPharmaceutical industry and healthcare

Cited by 209

The SANAD II study of the effectiveness and cost-effectiveness of levetiracetam, zonisamide, or lamotrigine for newly diagnosed focal epilepsy: an open-label, non-inferiority, multicentre, phase 4, randomised controlled trial

Marson, A., Burnside, G., Appleton, R., Smith, D., Leach, J. P., Sills, G., Tudur-Smith, C., Plumpton, C., Hughes, D. A., Williamson, P., et al. (2021) · The Lancet

Epilepsy research and treatmentPharmacological Effects and Toxicity Studies

Cited by 208

Outcome selection bias in meta-analysis

Williamson, P. R., Gamble, C., Altman, D. G., & Hutton, J. L. (2005) · Statistical Methods in Medical Research

Meta-analysis and systematic reviewsStatistical Methods in Clinical Trials

Cited by 188