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Cochrane Database of Systematic Reviews

Antioxidant micronutrients for lung disease in cystic fibrosis

Esta versión no es la más reciente

Información

DOI:
https://doi.org/10.1002/14651858.CD007020.pub2Copiar DOI
Base de datos:
  1. Cochrane Database of Systematic Reviews
Versión publicada:
  1. 08 diciembre 2010see what's new
Tipo:
  1. Intervention
Etapa:
  1. Review
Grupo Editorial Cochrane:
  1. Grupo Cochrane de Fibrosis quística y enfermedades genéticas

Copyright:
  1. Copyright © 2012 The Cochrane Collaboration. Published by John Wiley & Sons, Ltd.

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Contraer

Autores

  • Larissa Shamseer

    Ottawa Methods Centre, Clinical Epidemiology Program, Ottawa Hospital Research Institute, Ottawa, Canada

  • Denise Adams

    CARE Program, Department of Pediatrics, University of Alberta, Edmonton, Canada

  • Neil Brown

    Department of Medicine, University of Alberta, Edmonton, Canada

  • Jeffrey A Johnson

    Institute of Health Economics, University of Alberta, Edmonton, Canada

  • Sunita Vohra

    Correspondencia a: Department of Pediatrics, University of Alberta, Edmonton, Canada

    [email protected]

Contributions of authors

SV is the guarantor of this review.
LS and SV conceived this review and secured funding for it.
LS and NB performed previous work that was the foundation of the current review.
LS lead the design and ongoing coordination of this review with oversight from SV.
SV, DA, JJ and NB provided general guidance and a methodological perspective on this review on an ongoing basis.
LS developed the additional search strategies and carried out the searches for this review including "grey literature" (i.e. literature which is not easily accessible through electronic databases).
LS organized retrieval of papers for this review.
LS and DA screened retrieved papers against inclusion criteria for this review.
SV settled disagreements between LS and DA regarding included studies for this review.
LS and DA independently appraised the quality of papers for this review.
LS and DA independently abstracted data from papers for this review.
LS wrote to authors of included studies for additional information for this review.
LS managed data for the review including entering data into RevMan and analyzing the data with the assistance of a statistician if needed.
LS and SV interpreted data for this review.
LS wrote the review with revisions suggested by NB, JJ, SV.

Sources of support

Internal sources

  • Department of Pediatrics Trainee Grant, University of Alberta, Canada.

  • Alberta Heritage Foundation for Medical Research (AHFMR), Canada.

    SV and DA receive salary support from the Alberta Heritage Foundation for Medical Research (AHFMR).

  • Canadian Institutes of Health Research, Canada.

    SV receives salary support from the Canadian Institutes of Health Research

  • SickKids Foundation, Canada.

    LS receives salary support from the SickKids Foundation

External sources

  • No sources of support supplied

Declarations of interest

None identified.

Acknowledgements

The authors would like to thank Leah Vanderjagt for her contribution to the search strategy, Ben Vandermeer for his assistance with the statistical analysis and Margaret Sampson for her guidance and input at various stages of the review process.

Version history

Published

Title

Stage

Authors

Version

2019 Oct 03

Antioxidant supplementation for lung disease in cystic fibrosis

Review

Oana Ciofu, Sherie Smith, Jens Lykkesfeldt

https://doi.org/10.1002/14651858.CD007020.pub4

2014 Aug 07

Antioxidant supplementation for lung disease in cystic fibrosis

Review

Oana Ciofu, Jens Lykkesfeldt

https://doi.org/10.1002/14651858.CD007020.pub3

2010 Dec 08

Antioxidant micronutrients for lung disease in cystic fibrosis

Review

Larissa Shamseer, Denise Adams, Neil Brown, Jeffrey A Johnson, Sunita Vohra

https://doi.org/10.1002/14651858.CD007020.pub2

2008 Apr 23

Antioxidant micronutrients for lung disease in cystic fibrosis

Protocol

Larissa Shamseer, Denise Adams, Neil Brown, Jeffrey A Johnson, Sunita Vohra

https://doi.org/10.1002/14651858.CD007020

Differences between protocol and review

Each antioxidant micronutrient or unique combination of micronutrients were analysed as separate subgroups within meta‐analyses since their mechanisms of action are different.

Quality assessment was conducted using Cochrane's newly adopted risk of bias (RoB) tool rather than the Jadad scale and as such proposed sensitivity analyses were to be based on RoB assessments.

Sensitivity analysis was intended for all outcomes, rather than just lung function, oxidative stress and inflammatory stress outcomes as stated in the protocol.

Three secondary outcomes were revised after the review process began. Categories of oxidative stress outcomes were revised and pulmonary exacerbations were not specifically collected since this data appeared in the literature as "days of antibiotic therapy".

After statistical advice from the statistical peer reviewer and the CFGD Group's statistical editor, we now plan to present results for adverse events using Peto OR rather than the risk difference.

PICO

Population
Intervention
Comparison
Outcome

El uso y la enseñanza del modelo PICO están muy extendidos en el ámbito de la atención sanitaria basada en la evidencia para formular preguntas y estrategias de búsqueda y para caracterizar estudios o metanálisis clínicos. PICO son las siglas en inglés de cuatro posibles componentes de una pregunta de investigación: paciente, población o problema; intervención; comparación; desenlace (outcome).

Para saber más sobre el uso del modelo PICO, puede consultar el Manual Cochrane.