World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
83
Citations
178356
World Ranking
15326
National Ranking
637

Vivian Welch 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 Vivian Welch 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: 309 publications — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Vivian Welch 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 Vivian Welch 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: 83 D-Index — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Overview

Vivian Welch is affiliated with the University of Ottawa in Canada. Their research focuses primarily on health professions and medicine, with specific attention to general health professions, statistics, probability and uncertainty, public health, environmental and occupational health, economics and econometrics, and sociology and political science.

Their notable publication record includes contributions to meta-analysis and systematic reviews, health systems, economic evaluations and quality of life, health policy implementation science, the Delphi technique in research, clinical practice guideline implementation, health disparities and outcomes, and healthcare cost, quality, and practices.

Some of the recent papers associated with this area of work are:

  • The PRISMA 2020 statement: an updated guideline for reporting systematic reviews, 2021, BMJ
  • The PRISMA 2020 statement: an updated guideline for reporting systematic reviews, 2021, Systematic Reviews
  • The PRISMA 2020 statement: An updated guideline for reporting systematic reviews, 2021, International Journal of Surgery
  • PRISMA 2020 explanation and elaboration: updated guidance and exemplars for reporting systematic reviews, 2021, BMJ
  • The PRISMA 2020 statement: An updated guideline for reporting systematic reviews, 2021, PLoS Medicine

Frequent coauthors in their work include:

  • Peter Tugwell
  • Omar Dewidar
  • Elizabeth Tanjong Ghogomu
  • Elie A. Akl
  • Jennifer Petkovic

The primary venues for publication are:

  • Journal of Clinical Epidemiology
  • Campbell Systematic Reviews
  • SSRN Electronic Journal
  • BMJ Open
  • Systematic Reviews

This scientist's work is characterized by a strong focus on methodologies for systematic reviews and meta-analyses, which are foundational to evidence-based practice in health sciences. Their research contributes to setting standards and guidelines in these areas, reflecting a broad engagement with systematic approaches to health research synthesis and implementation science.

Best Publications

  • The PRISMA 2020 statement: an updated guideline for reporting systematic reviews

    Matthew J Page;Joanne E McKenzie;Patrick M Bossuyt;Isabelle Boutron

  • 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

  • PRISMA 2020 explanation and elaboration: updated guidance and exemplars for reporting systematic reviews.

    Matthew J Page;David Moher;Patrick M Bossuyt;Isabelle Boutron

  • Updated guidance for trusted systematic reviews: a new edition of the Cochrane Handbook for Systematic Reviews of Interventions.

    Miranda Cumpston;Tianjing Li;Matthew J Page;Jacqueline Chandler

  • 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

  • Guidelines for Accurate and Transparent Health Estimates Reporting: the GATHER Statement

    Gretchen A. Stevens;Leontine Alkema;Robert E. Black;J. Ties Boerma

  • Applying an equity lens to interventions: using PROGRESS ensures consideration of socially stratifying factors to illuminate inequities in health

    Jennifer O'Neill;Hilary Tabish;Vivian Welch;Mark Petticrew

  • Glucosamine therapy for treating osteoarthritis.

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

  • What types of interventions generate inequalities? Evidence from systematic reviews

    Theo Lorenc;Mark Petticrew;Vivian Welch;Peter Tugwell

  • Risedronate for the primary and secondary prevention of osteoporotic fractures in postmenopausal women

    George A Wells;Ann Cranney;Joan Peterson;Michel Boucher

  • PRISMA-Equity 2012 Extension: Reporting Guidelines for Systematic Reviews with a Focus on Health Equity

    Vivian Welch;Mark Petticrew;Peter Tugwell;Peter Tugwell;David Moher

  • Prevention of NSAID-induced gastroduodenal ulcers.

    Alaa Rostom;Catherine Dube;George A Wells;Peter Tugwell

  • Evidence-based clinical guidelines for immigrants and refugees

    Kevin Pottie;Christina Greenaway;John Feightner;Vivian Welch

  • Transcutaneous electrical nerve stimulation for knee osteoarthritis.

    Manathip Osiri;Vivian Welch;Lucie Brosseau;Beverley Shea

  • School feeding for improving the physical and psychosocial health of disadvantaged students

    Betsy Kristjansson;Mark Petticrew;Barbara MacDonald;Julia Krasevec

  • Calcium-channel blockers for Raynaud's phenomenon in systemic sclerosis.

    Andrew E. Thompson;Beverley Shea;Vivian Welch;Deborah Fenlon

  • Water fluoridation for the prevention of dental caries

    Zipporah Iheozor-Ejiofor;Helen V Worthington;Tanya Walsh;Lucy O'Malley

  • What is the most appropriate knowledge synthesis method to conduct a review? Protocol for a scoping review

    Monika Kastner;Andrea C Tricco;Charlene Soobiah;Erin Lillie

  • Grading quality of evidence and strength of recommendations in clinical practice guidelines part 3 of 3. The GRADE approach to developing recommendations.

    J. L. Brożek;E. A. Akl;E. A. Akl;E. Compalati;J. Kreis

  • Oral or transdermal opioids for osteoarthritis of the knee or hip

    Eveline Nüesch;Anne W S Rutjes;M. Elaine Husni;Vivian Welch

Frequent Co-Authors

Peter Tugwell
Peter Tugwell University of Ottawa
George A. Wells
George A. Wells University of Ottawa
Kevin Pottie
Kevin Pottie University of Ottawa
Mark Petticrew
Mark Petticrew London School of Hygiene & Tropical Medicine
Elie A. Akl
Elie A. Akl American University of Beirut
Jeremy M. Grimshaw
Jeremy M. Grimshaw Ottawa Hospital
Howard White
Howard White Campbell Collaboration
Zulfiqar A Bhutta
Zulfiqar A Bhutta Aga Khan University
Holger J. Schünemann
Holger J. Schünemann Humanitas University
Andrea C. Tricco
Andrea C. Tricco St. Michael's Hospital

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