1 to 10 of 41 literature results

• When should a new test become the current reference standard?

  The evaluation of claims that a new diagnostic test is better than the current gold standard test is hindered by the lack of a perfect reference judge…

  Authors: Paul Glasziou, Les Irwig, Jonathan J Deeks

  Source: Annals of internal medicine. 2008 Dec 2

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• Systematic reviews of diagnostic test accuracy.

  More and more systematic reviews of diagnostic test accuracy studies are being published, but they can be methodologically challenging. In this paper,…

  Authors: Mariska M G Leeflang, Jonathan J Deeks, Constantine Gatsonis, Patrick M M Bossuyt, Cochrane Diagnostic Test Accuracy Working Group

  Source: Annals of internal medicine. 2008 Dec 16

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• Prognostic value of a T-cell-based, interferon-gamma biomarker in children with tuberculosis contact.

  BACKGROUND: Enzyme-linked immunospot (ELISpot) assay is an increasingly widely used, T-cell-based, interferon-gamma-release assay for diagnosing tuber…

  Authors: Mustafa Bakir, Kerry A Millington, Ahmet Soysal, Jonathan J Deeks, Serpil Efee, Yasemin Aslan, Davinder P S Dosanjh, Ajit Lalvani

  Source: Annals of internal medicine. 2008 Dec 2

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• Improved diagnostic evaluation of suspected tuberculosis.

  BACKGROUND: The role of new T-cell-based blood tests for tuberculosis in the diagnosis of active tuberculosis is unclear. OBJECTIVE: To compare the pe…

  Authors: Davinder P S Dosanjh, Timothy S C Hinks, John A Innes, Jonathan J Deeks, Geoffrey Pasvol, Sarah Hackforth, Hansa Varia, Kerry A Millington, Rubamalar Gunatheesan, Valerie Guyot-Revol,…

  Source: Annals of internal medicine. 2008 Mar 4

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• Effect of BCG vaccination on risk of Mycobacterium tuberculosis infection in children with household tuberculosis contact: a prospective community-based study.

  BACKGROUND: Little is known about factors that affect the risk of acquiring infection in children exposed to Mycobacterium tuberculosis. The effect of…

  Authors: Ahmet Soysal, Kerry A Millington, Mustafa Bakir, Davinder Dosanjh, Yasemin Aslan, Jonathan J Deeks, Serpil Efe, Imogen Staveley, Katie Ewer, Ajit Lalvani

  Source: Lancet. 2005 Oct 22-28

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• Dynamic antigen-specific T-cell responses after point-source exposure to Mycobacterium tuberculosis.

  RATIONALE: The kinetics of Mycobacterium tuberculosis-specific Th1-type T-cell responses after M. tuberculosis infection are likely to be important in…

  Authors: Katie Ewer, Kerry A Millington, Jonathan J Deeks, Lydia Alvarez, Gerry Bryant, Ajit Lalvani

  Source: American journal of respiratory and critical care medicine. 2006 Oct 1

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• No evidence of bias in the process of publication of diagnostic accuracy studies in stroke submitted as abstracts.

  OBJECTIVE: There is little empirical evidence on publication bias in diagnostic test accuracy studies. We evaluated the proportion of abstracts presen…

  Authors: Miriam Brazzelli, Stephanie C Lewis, Jonathan J Deeks, Peter A G Sandercock

  Source: Journal of clinical epidemiology. 2009 Apr

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• Screening tests for detecting open-angle glaucoma: systematic review and meta-analysis.

  PURPOSE: To assess the comparative accuracy of potential screening tests for open angle glaucoma (OAG). METHODS: Medline, Embase, Biosis (to November …

  Authors: Graham Mowatt, Jennifer M Burr, Jonathan A Cook, M A Rehman Siddiqui, Craig Ramsay, Cynthia Fraser, Augusto Azuara-Blanco, Jonathan J Deeks, OAG Screening Project

  Source: Investigative ophthalmology & visual science. 2008 Dec

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• Three methods to construct predictive models using logistic regression and likelihood ratios to facilitate adjustment for pretest probability give similar results.

  OBJECTIVE: To compare three predictive models based on logistic regression to estimate adjusted likelihood ratios allowing for interdependency between…

  Authors: Siew Foong Chan, Jonathan J Deeks, Petra Macaskill, Les Irwig

  Source: Journal of clinical epidemiology. 2008 Jan

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• An empirical comparison of methods for meta-analysis of diagnostic accuracy showed hierarchical models are necessary.

  OBJECTIVE: Meta-analysis of studies of the accuracy of diagnostic tests currently uses a variety of methods. Statistically rigorous hierarchical model…

  Authors: Roger M Harbord, Penny Whiting, Jonathan A C Sterne, Matthias Egger, Jonathan J Deeks, Aijing Shang, Lucas M Bachmann

  Source: Journal of clinical epidemiology. 2008 Nov

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