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George A. Wells

George A. Wells

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Best Scientists
2025
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Medicine
Canada
2026

D-Index & Metrics

Best Scientists

D-Index
188
Citations
201071
World Ranking
447
National Ranking
10

Medicine

D-Index
193
Citations
212934
World Ranking
227
National Ranking
6

George A. Wells publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where George A. Wells sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 1,281 publications — 98th percentile

98% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

George A. Wells D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where George A. Wells sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 193 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Medicine in Canada Leader Award
  • 2025 - Research.com Best Scientists Award
  • 2025 - Research.com Medicine in Canada Leader Award
  • 2023 - Research.com Medicine in Canada Leader Award
  • 2022 - Research.com Medicine in Canada Leader Award

Overview

George A. Wells is affiliated with the University of Ottawa in Canada and has a significant body of research primarily in the field of Medicine. Their work encompasses various subfields including Cardiology and Cardiovascular Medicine, Surgery, Pulmonary and Respiratory Medicine, Public Health, Environmental and Occupational Health, and Statistics, Probability and Uncertainty.

The scientist's frequent topics of research include:

  • Cardiac Arrhythmias and Treatments
  • Atrial Fibrillation Management and Outcomes
  • Cardiac pacing and defibrillation studies
  • Meta-analysis and systematic reviews
  • Health Systems, Economic Evaluations, Quality of Life
  • Delphi Technique in Research
  • Cardiac Imaging and Diagnostics

Recent publications focus on cardiac treatment techniques and methodological approaches in medical research. Notable recent papers by or involving George A. Wells include:

  • "Cryoablation or Drug Therapy for Initial Treatment of Atrial Fibrillation," 2020, New England Journal of Medicine
  • "Progression of Atrial Fibrillation after Cryoablation or Drug Therapy," 2022, New England Journal of Medicine
  • "An evaluation of DistillerSR's machine learning-based prioritization tool for title/abstract screening - impact on reviewer-relevant outcomes," 2020, BMC Medical Research Methodology
  • "Cryoballoon Ablation as Initial Treatment for Atrial Fibrillation," 2021, Journal of the American College of Cardiology
  • "Rapid review methods more challenging during COVID-19: commentary with a focus on 8 knowledge synthesis steps," 2020, Journal of Clinical Epidemiology

Frequent collaborators include the following researchers, with whom George A. Wells has multiple joint publications:

  • Peter Tugwell (37 collaborations)
  • Shannon Kelly (32 collaborations)
  • Vivian Welch (24 collaborations)
  • Ian G. Stiell (23 collaborations)
  • David H. Birnie (23 collaborations)

George A. Wells often publishes in journals specializing in clinical epidemiology and cardiology. The venues with the highest number of publications are:

  • Journal of Clinical Epidemiology (15 publications)
  • Cochrane Database of Systematic Reviews (11 publications)
  • Circulation (10 publications)
  • Canadian Journal of Emergency Medicine (9 publications)
  • CJC Open (8 publications)

Best Publications

  • ROBINS-I: a tool for assessing risk of bias in non-randomised studies of interventions.

    Jonathan A. C. Sterne;Miguel A Hernan;Barnaby C Reeves;Jelena Savovic;Jelena Savovic

  • The Newcastle-Ottawa Scale (NOS) for Assessing the Quality of Nonrandomised Studies in Meta-Analyses

    G Wells

  • A multicenter, randomized, controlled clinical trial of transfusion requirements in critical care. Transfusion Requirements in Critical Care Investigators, Canadian Critical Care Trials Group.

    Paul C. Hébert;George Wells;Morris A. Blajchman;John Marshall

  • AMSTAR 2: a critical appraisal tool for systematic reviews that include randomised or non-randomised studies of healthcare interventions, or both

    Beverley J Shea;Beverley J Shea;Barnaby C Reeves;George Wells;Micere Thuku

  • Development of AMSTAR: a measurement tool to assess the methodological quality of systematic reviews

    Beverley J Shea;Jeremy M Grimshaw;George A Wells;Maarten Boers

  • Strengthening the reporting of genetic association studies (STREGA): an extension of the STROBE statement

    Julian Little;Julian P.T. Higgins;John P.A. Ioannidis;John P.A. Ioannidis;David Moher

  • American College of Rheumatology 2012 recommendations for the use of nonpharmacologic and pharmacologic therapies in osteoarthritis of the hand, hip, and knee

    Marc C. Hochberg;Roy D. Altman;Karine Toupin April;Maria Benkhalti

  • Effects of exercise on glycemic control and body mass in type 2 diabetes mellitus: a meta‐analysis of controlled clinical trials

    N. G. Boule;E. Haddad;G. P. Kenny;G. A. Wells

  • Large-scale association analysis identifies 13 new susceptibility loci for coronary artery disease

    Heribert Schunkert;Inke R. König;Sekar Kathiresan;Muredach P. Reilly

  • Cardiac-Resynchronization Therapy for Mild-to-Moderate Heart Failure

    Anthony S. L. Tang;George A. Wells;Mario Talajic;Malcolm O. Arnold

  • AMSTAR is a reliable and valid measurement tool to assess the methodological quality of systematic reviews.

    Beverley J. Shea;Candyce Hamel;George A. Wells;Lex M. Bouter

  • Effects of Aerobic Training, Resistance Training, or Both on Glycemic Control in Type 2 Diabetes: A Randomized Trial

    Ronald J Sigal;Glen P Kenny;Normand G Boulé;George A Wells

  • American College of Rheumatology/European League Against Rheumatism Provisional Definition of Remission in Rheumatoid Arthritis for Clinical Trials

    David T. Felson;David T. Felson;Josef S. Smolen;George Wells;Bi Zhang

  • The Canadian CT Head Rule for patients with minor head injury.

    Ian G Stiell;George A Wells;Katherine Vandemheen;Catherine Clement

  • Large-scale association analysis identifies new risk loci for coronary artery disease

    Panos Deloukas;Stavroula Kanoni;Christina Willenborg;Martin Farrall

  • The Canadian C-spine Rule for radiography in alert and stable trauma patients

    Ian G. Stiell;George A. Wells;Katherine L. Vandemheen;Catherine M. Clement

  • A Comparison of Aprotinin and Lysine Analogues in High-Risk Cardiac Surgery

    Dean A. Fergusson;Paul C. Hébert;C. David Mazer;Stephen Fremes

  • Viscosupplementation for the treatment of osteoarthritis of the knee

    Nicholas Bellamy;Jane Campbell;V Robinson;Travis L Gee

  • Glucosamine therapy for treating osteoarthritis.

    Tanveer Towheed;Lara Maxwell;Tassos P Anastassiades;Beverley Shea

  • STrengthening the REporting of Genetic Association studies (STREGA)

    Julian Little;{Julian P. T} Higgins;{John P. A} Ioannidis;David Moher

Frequent Co-Authors

Peter Tugwell
Peter Tugwell University of Ottawa
Ian G. Stiell
Ian G. Stiell University of Ottawa
Vivian Welch
Vivian Welch University of Ottawa
Rob S. Beanlands
Rob S. Beanlands University of Ottawa
Jasvinder A. Singh
Jasvinder A. Singh Veterans Health Administration
Maarten Boers
Maarten Boers Vrije Universiteit Amsterdam
Jeremy M. Grimshaw
Jeremy M. Grimshaw Ottawa Hospital
Ruth McPherson
Ruth McPherson University of Ottawa
Brian H. Rowe
Brian H. Rowe University of Alberta
Jeff S. Healey
Jeff S. Healey Population Health Research Institute

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