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Correction to: multiple imputation for patient reported outcome measures in randomised controlled trials: advantages and disadvantages of imputing at the item, subscale or composite score level

BMC Medical Research Methodology volume 18, Article number: 107 (2018) Cite this article

The Original Article was published on 28 August 2018

Correction

Following publication of the original article [1], the authors reported that the following notation wasn’t used consistently. The original article has been corrected.

The correct notation is as follows:

  • Unit-nonresponse

  • Item-nonresponse

Reference

  1. Rombach I, et al. Multiple imputation for patient reported outcome measures in randomised controlled trials: advantages and disadvantages of imputing at the item, subscale or composite score level. BMC Med Res Methodol. 2018;18:87. https://doi.org/10.1186/s12874-018-0542-6.

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Author information

Authors and Affiliations

  1. Health Economics Research Centre, Nuffield Department of Population Health, University of Oxford, Oxford, UK

    Ines Rombach & Alastair M Gray

  2. Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, UK

    Ines Rombach & David W Murray

  3. Health Services Research Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK

    Crispin Jenkinson

  4. National Perinatal Epidemiology Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK

    Oliver Rivero-Arias

Authors
  1. Ines Rombach
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  2. Alastair M Gray
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  3. Crispin Jenkinson
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  4. David W Murray
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  5. Oliver Rivero-Arias
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Corresponding author

Correspondence to Ines Rombach.

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Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Rombach, I., Gray, A.M., Jenkinson, C. et al. Correction to: multiple imputation for patient reported outcome measures in randomised controlled trials: advantages and disadvantages of imputing at the item, subscale or composite score level. BMC Med Res Methodol 18, 107 (2018). https://doi.org/10.1186/s12874-018-0563-1

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  • DOI: https://doi.org/10.1186/s12874-018-0563-1

BMC Medical Research Methodology

ISSN: 1471-2288

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