G
Gordon H. Guyatt
Researcher at McMaster University
Publications - 1749
Citations - 262329
Gordon H. Guyatt is an academic researcher from McMaster University. The author has contributed to research in topics: Randomized controlled trial & Medicine. The author has an hindex of 231, co-authored 1620 publications receiving 228631 citations. Previous affiliations of Gordon H. Guyatt include Memorial Sloan Kettering Cancer Center & Cayetano Heredia University.
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Tips for Teachers of Evidence-Based Medicine: Understanding Odds Ratios and Their Relationship to Risk Ratios
TL;DR: An approach in helping clinician understand what odds and odds ratios mean and when can they numerically substitute risk and risk ratio for odds and Odds ratios is presented.
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Systematic reviews of observational studies of risk of thrombosis and bleeding in urological surgery (ROTBUS): introduction and methodology
Kari A.O. Tikkinen,Kari A.O. Tikkinen,Arnav Agarwal,Arnav Agarwal,Samantha Craigie,Rufus Cartwright,Rufus Cartwright,Michael K. Gould,Jari Haukka,Richard Naspro,Giacomo Novara,Per Morten Sandset,Per Morten Sandset,Reed A C Siemieniuk,Philippe D. Violette,Gordon H. Guyatt +15 more
TL;DR: The rationale and methods for a series of systematic reviews of the risks of symptomatic VTE and bleeding requiring reoperation in urological surgery, stratified by procedure and patient risk factors are described.
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Integrating mortality and morbidity outcomes: using quality-adjusted life years in critical care trials.
Niall D. Ferguson,Damon C. Scales,Ruxandra Pinto,M. Elizabeth Wilcox,Deborah J. Cook,Gordon H. Guyatt,Holger J. Schünemann,John C. Marshall,Margaret S. Herridge,Maureen O. Meade +9 more
TL;DR: QALYs may be a feasible outcome in critical care trials yielding a patient-centered result and major gains in statistical power under certain conditions, but this approach is susceptible to several threats, including loss to follow-up.
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Systematically reviewing qualitative studies complements survey design: an exploratory study of barriers to paediatric immunisations.
Edward J Mills,Victor M. Montori,Victor M. Montori,Cory Ross,Beverly Shea,Kumanan Wilson,Gordon H. Guyatt +6 more
TL;DR: Many surveys of parental barriers to immunization failed to address a number of important themes identified in qualitative studies, and ensuring that investigators have conducted an adequate number and variety of qualitative studies will improve surveys' content validity.
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Quality of life in multiple sclerosis patients with urinary disorders: discriminative validation of the English version of Qualiveen.
Véronique Bonniaud,Dianne Jackowski,Bernard Parratte,Rick Paulseth,Sharon Grad,Peter J. Margetts,Gordon H. Guyatt +6 more
TL;DR: The internal consistency, test–retest reliability and cross-sectional construct validity of the English version of Qualiveen are excellent, and similar to the original French version.