Trials (Oct 2019)
Correction to: Choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial – the development of the DELTA2 guidance
- William Sones,
- Steven A. Julious,
- Joanne C. Rothwell,
- Craig Robert Ramsay,
- Lisa V. Hampson,
- Richard Emsley,
- Stephen J. Walters,
- Catherine Hewitt,
- Martin Bland,
- Dean A. Fergusson,
- Jesse A. Berlin,
- Doug Altman,
- Luke David Vale,
- Jonathan Alistair Cook
Affiliations
- William Sones
- Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Botnar Research Centre, Nuffield Orthopaedic Centre
- Steven A. Julious
- Medical Statistics Group, ScHARR, The University of Sheffield
- Joanne C. Rothwell
- Medical Statistics Group, ScHARR, The University of Sheffield
- Craig Robert Ramsay
- Health Services Research Unit, University of Aberdeen
- Lisa V. Hampson
- Department of Mathematics and Statistics, Lancaster University
- Richard Emsley
- Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King ’ s College London
- Stephen J. Walters
- Medical Statistics Group, ScHARR, The University of Sheffield
- Catherine Hewitt
- Department of Health Sciences, Seebohm Rowntree Building, University of York
- Martin Bland
- Department of Health Sciences, Seebohm Rowntree Building, University of York
- Dean A. Fergusson
- Clinical Epidemiology Program, Ottawa Hospital Research Institute
- Jesse A. Berlin
- Johnson & Johnson, One J&J Plaza
- Doug Altman
- Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Botnar Research Centre, Nuffield Orthopaedic Centre
- Luke David Vale
- Health Economics Group, Institute of Health and Society, Newcastle University
- Jonathan Alistair Cook
- Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Botnar Research Centre, Nuffield Orthopaedic Centre
- DOI
- https://doi.org/10.1186/s13063-019-3809-2
- Journal volume & issue
-
Vol. 20,
no. 1
pp. 1 – 1
Abstract
Following publication of the original article [1], we have been notified of a few mistakes: