World's Best Scientists 2026 revealed!
Sean M. O'Brien

Sean M. O'Brien

D-Index & Metrics

Medicine

D-Index
103
Citations
42859
World Ranking
7312
National Ranking
3829

Sean M. O'Brien 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 Sean M. O'Brien 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: 317 publications — 20th percentile

20% of scientists in this discipline score the same or lower.

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

Sean M. O'Brien 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 Sean M. O'Brien 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: 103 D-Index — 65th percentile

65% of scientists in this discipline score the same or lower.

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

Overview

Sean M. O'Brien is affiliated with Duke University in the United States and has contributed extensively to research in Medicine, with a primary focus on cardiology and cardiovascular medicine.

Their work spans several subfields including:

  • Cardiology and Cardiovascular Medicine
  • Surgery
  • Radiology, Nuclear Medicine and Imaging
  • Epidemiology
  • Pulmonary and Respiratory Medicine

Key topics of research covered by Sean M. O'Brien include:

  • Cardiac Imaging and Diagnostics
  • Cardiac, Anesthesia and Surgical Outcomes
  • Coronary Interventions and Diagnostics
  • Cardiac Valve Diseases and Treatments
  • Congenital Heart Disease Studies
  • Acute Myocardial Infarction Research
  • Peripheral Artery Disease Management

Sean M. O'Brien has published extensively in multiple scientific venues. Frequent publication venues include:

  • The Annals of Thoracic Surgery
  • Journal of the American College of Cardiology
  • Circulation
  • New England Journal of Medicine
  • American Heart Journal

Selected recent papers authored or co-authored by Sean M. O'Brien are:

  • Initial Invasive or Conservative Strategy for Stable Coronary Disease, 2020, New England Journal of Medicine
  • Management of Coronary Disease in Patients with Advanced Kidney Disease, 2020, New England Journal of Medicine
  • Health-Status Outcomes with Invasive or Conservative Care in Coronary Disease, 2020, New England Journal of Medicine
  • Mortality outcomes with hydroxychloroquine and chloroquine in COVID-19 from an international collaborative meta-analysis of randomized trials, 2021, Nature Communications
  • Outcomes in the ISCHEMIA Trial Based on Coronary Artery Disease and Ischemia Severity, 2021, Circulation

Their frequent co-authors demonstrate collaborative research across the field and include:

  • David J. Maron
  • Judith S. Hochman
  • Sripal Bangalore
  • Harmony R. Reynolds
  • David M. Shahian

Best Publications

  • Rapid molecular detection of tuberculosis and rifampin resistance.

    Catharina C. Boehme;Pamela Nabeta;Doris Hillemann;Mark P. Nicol

  • Initial invasive or conservative strategy for stable coronary disease.

    David J. Maron;Judith S. Hochman;Harmony R. Reynolds;Sripal Bangalore

  • The Society of Thoracic Surgeons 2008 cardiac surgery risk models: part 2--isolated valve surgery.

    Sean M. O'Brien;David M. Shahian;Giovanni Filardo;Victor A. Ferraris

  • Isolated aortic valve replacement in North America comprising 108,687 patients in 10 years: changes in risks, valve types, and outcomes in the Society of Thoracic Surgeons National Database.

    James M. Brown;Sean M. O'Brien;Changfu Wu;Jo Ann H. Sikora

  • The Society of Thoracic Surgeons 2008 cardiac surgery risk models: part 1--coronary artery bypass grafting surgery.

    David M. Shahian;Sean M. O'Brien;Giovanni Filardo;Victor A. Ferraris

  • Comparative Effectiveness of Revascularization Strategies

    William S. Weintraub;Maria V. Grau-Sepulveda;Jocelyn M. Weiss;Sean M. O'Brien

  • Bedside Tool for Predicting the Risk of Postoperative Dialysis in Patients Undergoing Cardiac Surgery

    Rajendra H. Mehta;Joshua D. Grab;Sean M. O’Brien;Charles R. Bridges

  • Impact of Renal Dysfunction on Outcomes of Coronary Artery Bypass Surgery Results From the Society of Thoracic Surgeons National Adult Cardiac Database

    William A. Cooper;Sean M. O’Brien;Vinod H. Thourani;Robert A. Guyton

  • An empirically based tool for analyzing mortality associated with congenital heart surgery.

    Sean M. O'Brien;David R. Clarke;Jeffrey P. Jacobs;Marshall L. Jacobs

  • Trends in Mitral Valve Surgery in the United States: Results From The Society of Thoracic Surgeons Adult Cardiac Database

    James S. Gammie;Shubin Sheng;Bartley P. Griffith;Eric D. Peterson

  • Variation in Use of Blood Transfusion in Coronary Artery Bypass Graft Surgery

    Elliott Bennett-Guerrero;Yue Zhao;Sean M. O'Brien;T. B. Ferguson

  • Trends in isolated coronary artery bypass grafting: An analysis of the Society of Thoracic Surgeons adult cardiac surgery database

    Andrew W. ElBardissi;Sary F. Aranki;Shubin Sheng;Sean M. O’Brien

  • Outcomes following transcatheter aortic valve replacement in the United States.

    Michael J. Mack;J. Matthew Brennan;Ralph Brindis;John Carroll

  • Clinical Predictors of Major Infections After Cardiac Surgery

    Vance G. Fowler;Sean M. O’Brien;Lawrence H. Muhlbaier;G. Ralph Corey

  • Clinical Outcomes at 1 Year Following Transcatheter Aortic Valve Replacement

    David R. Holmes;J. Matthew Brennan;John S. Rumsfeld;David Dai

  • Less-Invasive Mitral Valve Operations: Trends and Outcomes From The Society of Thoracic Surgeons Adult Cardiac Surgery Database

    James S. Gammie;Yue Zhao;Eric D. Peterson;Sean M. O'Brien

  • Blunt tracheobronchial injuries: treatment and outcomes.

    Andy Christopher Kiser;Sean M. O'Brien;Frank C. Detterbeck

  • Determinants of operative mortality in valvular heart surgery.

    J. Scott Rankin;Bradley G. Hammill;Bradley G. Hammill;T. Bruce Ferguson;Donald D. Glower

  • Influence of Hospital Procedural Volume on Care Process and Mortality for Patients Undergoing Elective Surgery for Mitral Regurgitation

    James S. Gammie;Sean M. O’Brien;Bartley P. Griffith;T. Bruce Ferguson

  • The Society of Thoracic Surgeons 2018 Adult Cardiac Surgery Risk Models: Part 2-Statistical Methods and Results

    Sean M. O’Brien;Liqi Feng;Xia He;Ying Xian

Frequent Co-Authors

Jeffrey P. Jacobs
Jeffrey P. Jacobs University of Florida
David M. Shahian
David M. Shahian Harvard University
Eric D. Peterson
Eric D. Peterson The University of Texas Southwestern Medical Center
Fred H. Edwards
Fred H. Edwards University of Florida
Marshall L. Jacobs
Marshall L. Jacobs Johns Hopkins University School of Medicine
Frederick L. Grover
Frederick L. Grover University of Colorado Denver
John E. Mayer
John E. Mayer Boston Children's Hospital
Jennifer S. Li
Jennifer S. Li Duke University
Judith S. Hochman
Judith S. Hochman New York University
Karen P. Alexander
Karen P. Alexander Duke University

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