World's Best Scientists 2026 revealed!
Katrina Armstrong

Katrina Armstrong

D-Index & Metrics

Medicine

D-Index
85
Citations
23289
World Ranking
14725
National Ranking
7449

Katrina Armstrong 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 Katrina Armstrong 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: 347 publications — 27th percentile

27% of scientists in this discipline score the same or lower.

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

Katrina Armstrong 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 Katrina Armstrong 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: 85 D-Index — 29th percentile

29% 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

  • 2020 - Fellow of the American Academy of Arts and Sciences
  • 2013 - Member of the National Academy of Medicine (NAM)
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians

Overview

Katrina Armstrong is affiliated with Harvard University in the United States and has a research focus primarily within the field of Medicine, producing a total of 92 publications. Their scholarly work spans several subfields including Oncology, Public Health, Environmental and Occupational Health, General Health Professions, Genetics, and Infectious Diseases. The main topics addressed by Armstrong cover Global Cancer Incidence and Screening, BRCA gene mutations in cancer, Cancer Risks and Factors, Clinical Reasoning and Diagnostic Skills, COVID-19 Clinical Research Studies, Palliative Care and End-of-Life Issues, and Healthcare cost, quality, and practices.

Armstrong has contributed research to a variety of publication venues, significantly to JAMA with 107 publications, followed by Annals of Internal Medicine (10 publications), New England Journal of Medicine (5 publications), Journal of General Internal Medicine (4 publications), and JAMA Network Open (4 publications).

Among their recent papers are:

  • SARS-CoV-2 viral load is associated with increased disease severity and mortality, 2020, Nature Communications
  • The Need for More and Better Testing for COVID-19, 2020, JAMA
  • Relationship of established risk factors with breast cancer subtypes, 2021, Cancer Medicine
  • SARS-CoV-2 Viral Load is Associated with Increased Disease Severity and Mortality, 2020, bioRxiv (Cold Spring Harbor Laboratory)
  • Continuation of Annual Screening Mammography and Breast Cancer Mortality in Women Older Than 70 Years, 2020, Annals of Internal Medicine

Frequent co-authors collaborating with Armstrong include Deborah Schrag, Michael Berkwits, Mary McDermott, Jody Zylke, and Annette Flanagin, each involved in over 100 joint publications.

Armstrong has been recognized by prestigious institutions, holding titles such as Fellow of the American Academy of Arts and Sciences awarded in 2020, Member of the National Academy of Medicine since 2013, and a Member of the Association of American Physicians.

Best Publications

  • Screening for Breast Cancer

    Joann G. Elmore;Katrina Armstrong;Constance D. Lehman;Suzanne W. Fletcher

  • SARS-CoV-2 viral load is associated with increased disease severity and mortality.

    Jesse Fajnzylber;James Regan;Kendyll Coxen;Heather Corry

  • Recommendations from the EGAPP Working Group: genetic testing strategies in newly diagnosed individuals with colorectal cancer aimed at reducing morbidity and mortality from Lynch syndrome in relatives

    Alfred O. Berg;Katrina Armstrong;Jeffrey Botkin;Ned Calonge

  • Racial Differences in the Use of BRCA1/2 Testing Among Women With a Family History of Breast or Ovarian Cancer

    Katrina Armstrong;Ellyn Micco;Amy Carney;Jill Stopfer

  • Effect of Short-Term Hormone Replacement Therapy on Breast Cancer Risk Reduction After Bilateral Prophylactic Oophorectomy in BRCA1 and BRCA2 Mutation Carriers: The PROSE Study Group

    Timothy R. Rebbeck;Tara Friebel;Theresa Wagner;Henry T. Lynch

  • Racial/Ethnic Differences in Physician Distrust in the United States

    Katrina Armstrong;Karima L. Ravenell;Suzanne McMurphy;Mary Putt

  • Racial differences in trust in health care providers.

    Chanita Hughes Halbert;Katrina Armstrong;Oscar H. Gandy;Lee Shaker

  • Assessing the risk of breast cancer.

    Katrina Armstrong;Andrea Eisen;Barbara Weber

  • Survival Associated With Treatment vs Observation of Localized Prostate Cancer in Elderly Men

    Yu Ning Wong;Nandita Mitra;Gary Hudes;Russell Localio

  • Development and testing of the health care system distrust scale.

    Abigail Rose;Nikki Peters;Judy A. Shea;Katrina Armstrong

  • Distrust of the health care system and self-reported health in the United States.

    Katrina Armstrong;Abigail Rose;Nikki Peters;Judith A Long

  • Prior experiences of racial discrimination and racial differences in health care system distrust.

    Katrina Armstrong;Mary Putt;Chanita H. Halbert;David Grande

  • Screening mammography in women 40 to 49 years of age: a systematic review for the American College of Physicians.

    Katrina Armstrong;Elizabeth Moye;Sankey Williams;Jesse A. Berlin

  • Differences in the Patterns of Health Care System Distrust Between Blacks and Whites

    Katrina Armstrong;Suzanne McMurphy;Lorraine T. Dean;Ellyn Micco

  • Barriers to influenza immunization in a low-income urban population

    Katrina Armstrong;Katrina Armstrong;Michelle Berlin;J.Sanford Schwartz;J.Sanford Schwartz;Kathleen Propert

  • Content of weblogs written by health professionals.

    Tara Lagu;Elinore J. Kaufman;David A. Asch;David A. Asch;Katrina Armstrong

  • Differences in information seeking among breast, prostate, and colorectal cancer patients: Results from a population-based survey

    Rebekah H. Nagler;Rebekah H. Nagler;Stacy W. Gray;Anca Romantan;Bridget J. Kelly

  • Nonfinancial Barriers and Access to Care for U.S. Adults

    Jeffrey T. Kullgren;Catherine G. McLaughlin;Nandita Mitra;Katrina Armstrong

  • Cancer Information Scanning and Seeking in the General Population

    Bridget Kelly;Robert Hornik;Anca Romantan;J. Sanford Schwartz

  • Symptom Burden Among Cancer Survivors: Impact of Age and Comorbidity

    Jun J. Mao;Katrina Armstrong;Marjorie A. Bowman;Sharon X. Xie

Frequent Co-Authors

J. Sanford Schwartz
J. Sanford Schwartz University of Pennsylvania
Judy A. Shea
Judy A. Shea University of Pennsylvania
Craig Evan Pollack
Craig Evan Pollack Johns Hopkins University
David A. Asch
David A. Asch University of Pennsylvania
Susan M. Domchek
Susan M. Domchek University of Pennsylvania
Robert C. Hornik
Robert C. Hornik University of Pennsylvania
Peter A. Ubel
Peter A. Ubel Duke University
Barbara L. Weber
Barbara L. Weber Tango Therapeutics
David Grande
David Grande University of Pennsylvania
Daniel Polsky
Daniel Polsky Johns Hopkins University

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