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Research ArticleMethodologic Perspectives

Assessing Prognosis from Nonrandomized Studies: An Example from Brain Arteriovenous Malformations

J. Raymond, O. Naggara, F. Guilbert and D.G. Altman
American Journal of Neuroradiology May 2011, 32 (5) 809-812; DOI: https://doi.org/10.3174/ajnr.A2516
J. Raymond
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O. Naggara
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F. Guilbert
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D.G. Altman
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Article Information

vol. 32 no. 5 809-812
DOI 
https://doi.org/10.3174/ajnr.A2516
PubMed 
21493766

Published By 
American Journal of Neuroradiology
Print ISSN 
0195-6108
Online ISSN 
1936-959X
History 
  • Published online May 13, 2011.

Copyright & Usage 
Copyright © American Society of Neuroradiology

Author Information

  1. J. Raymonda,
  2. O. Naggaraa,b,
  3. F. Guilberta and
  4. D.G. Altmanc
  1. aFrom the Interventional Neuroradiology Research Unit (O.N., F.G, J.R.), Department of Radiology, International Consortium of Neuroendovascular Centres, University of Montreal, Centre Hospitalier de l'Université de Montreal, Notre-Dame Hospital, Montreal, Quebec, Canada
  2. bDepartment of Neuroradiology (O.N.), Paris-Descartes University, Institut National de la Santé et de la Recherche Médicale U894, Centre Hospitalier Sainte-Anne, Paris
  3. cCentre for Statistics in Medicine (D.G.A.), University of Oxford, Oxford, United Kingdom.
  1. Please address correspondence to Jean Raymond, MD, Interventional Neuroradiology, CHUM-Notre-Dame Hospital, 1560 Sherbrooke East, Pavilion Simard, Room Z12909, Montreal, PQ, Canada H2L 4M1; e-mail: jean.raymond{at}Umontreal.ca
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  • Responses to ARUBA: a systematic review and critical analysis for the design of future arteriovenous malformation trials
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  • Editorial: The ARUBA study: where do we go from here?
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  • Understanding intent to treat analyses: An important lesson from the international cooperative study on the timing of aneurysm surgery
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  • Douglas Altman's 2009 Grand Lecture: Can we trust our literature?
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  • The use and abuse of survival analysis and Kaplan-Meier curves in surgical trials
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  • Model-based ‘personalized’ care or pragmatic trials?
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  • Patient Selection in a Pragmatic Study on the Management of Patients with Brain Arteriovenous Malformations
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  • Reply:
    J. Raymond, T.E. Darsaut, F. Guilbert, O. Naggara, D.G. Altman
    American Journal of Neuroradiology 2011 32 9
  • Would Our Treatment Decisions Be Better Justified in the Absence of Observational Data?
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    American Journal of Neuroradiology 2011 32 9
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American Journal of Neuroradiology: 32 (5)
American Journal of Neuroradiology
Vol. 32, Issue 5
1 May 2011
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Cite this article
J. Raymond, O. Naggara, F. Guilbert, D.G. Altman
Assessing Prognosis from Nonrandomized Studies: An Example from Brain Arteriovenous Malformations
American Journal of Neuroradiology May 2011, 32 (5) 809-812; DOI: 10.3174/ajnr.A2516

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Assessing Prognosis from Nonrandomized Studies: An Example from Brain Arteriovenous Malformations
J. Raymond, O. Naggara, F. Guilbert, D.G. Altman
American Journal of Neuroradiology May 2011, 32 (5) 809-812; DOI: 10.3174/ajnr.A2516
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  • Article
    • Abstract
    • Abbreviations
    • Prognostic Studies to Inform Clinical Decisions?
    • General Issues in Estimating Prognosis
    • Validation
    • Some Specific Concerns about the Natural History Studies of Brain AVMs
    • Risk Varying with Time in Time-to-Event Analyses
    • Other Difficulties with Prognosis of Brain AVMs
    • Conclusions
    • Footnotes
    • References
  • Figures & Data
  • Info & Metrics
  • Responses
  • References
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Cited By...

  • Would Our Treatment Decisions Be Better Justified in the Absence of Observational Data?
  • Reply:
  • Crossref (14)
  • Google Scholar

This article has been cited by the following articles in journals that are participating in Crossref Cited-by Linking.

  • Untreated clinical course of cerebral cavernous malformations: a prospective, population-based cohort study
    Rustam Al-Shahi Salman, Julie M Hall, Margaret A Horne, Fiona Moultrie, Colin B Josephson, Jo J Bhattacharya, Carl E Counsell, Gordon D Murray, Vakis Papanastassiou, Vaughn Ritchie, Richard C Roberts, Robin J Sellar, Charles P Warlow
    The Lancet Neurology 2012 11 3
  • Responses to ARUBA: a systematic review and critical analysis for the design of future arteriovenous malformation trials
    Elsa Magro, Jean-Christophe Gentric, Tim E. Darsaut, Daniela Ziegler, MSI, Michel W. Bojanowski, Jean Raymond
    Journal of Neurosurgery 2017 126 2
  • Treatment of Brain AVMs (TOBAS): study protocol for a pragmatic randomized controlled trial
    Tim E. Darsaut, Elsa Magro, Jean-Christophe Gentric, André Lima Batista, Chiraz Chaalala, David Roberge, Michel W. Bojanowski, Alain Weill, Daniel Roy, Jean Raymond
    Trials 2015 16 1
  • Diagnosis and Treatment of Arteriovenous Malformations
    J. P. Mohr, J. Kejda-Scharler, J. Pile-Spellman
    Current Neurology and Neuroscience Reports 2013 13 2
  • Editorial: The ARUBA study: where do we go from here?
    Mohamed Samy Elhammady, Roberto C. Heros
    Journal of Neurosurgery 2017 126 2
  • Understanding intent to treat analyses: An important lesson from the international cooperative study on the timing of aneurysm surgery
    L. Olijnyk, T.E. Darsaut, J. Öhman, J. Raymond
    Neurochirurgie 2022 68 5
  • Douglas Altman's 2009 Grand Lecture: Can we trust our literature?
    J. Raymond, O. Naggara, F. Guilbert, T.E. Darsaut
    Neurochirurgie 2022 68 2
  • Understanding burden of proof and equipoise in the design of pragmatic clinical trials: An example from a trial on brain arteriovenous malformations
    J. Raymond, E. Magro, T.E. Darsaut
    Neurochirurgie 2022 68 6
  • The use and abuse of survival analysis and Kaplan-Meier curves in surgical trials
    Tim E. Darsaut, Alan R. Rheaume, Miguel Chagnon, Jean Raymond
    Neurochirurgie 2024 70 4
  • Congenital Brain Malformations
    Hashim Talib Hashim, Mays Sufyan Ahmad, Mohammed Qasim Mohammed
    2024

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