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Bernie J. O'Brien

Bernie J. O'Brien

D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Economics and Finance 57 941 19 142 15086

Bernie J. O'Brien publications per year

The chart shows the history of publications by Bernie J. O'Brien between 1987 and 2015, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Bernie J. O'Brien published across 29 years, from 1987 to 2015, averaging 5.6 papers a year. Output peaked at 20 publications in 2002. 1 of the 161 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1987 to 2015. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2002. 1987: 1 publication 1988: 1 publication 1989: 2 publications 1990: 0 publications 1991: 2 publications 1992: 2 publications 1993: 4 publications 1994: 7 publications 1995: 11 publications 1996: 10 publications 1997: 12 publications 1998: 7 publications 1999: 14 publications 2000: 10 publications 2001: 15 publications 2002: 20 publications 2003: 18 publications 2004: 8 publications 2005: 10 publications 2006: 1 publication 2007: 3 publications 2008: 1 publication 2009: 0 publications 2010: 0 publications 2011: 0 publications 2012: 1 publication 2013: 0 publications 2014: 0 publications 2015: 1 publication
1987 2015

161 publications in total across all disciplines

View publications per year as a table
Bernie J. O'Brien: publications per year, 1987 to 2015
Year Publications
1987 1
1988 1
1989 2
1990 0
1991 2
1992 2
1993 4
1994 7
1995 11
1996 10
1997 12
1998 7
1999 14
2000 10
2001 15
2002 20
2003 18
2004 8
2005 10
2006 1
2007 3
2008 1
2009 0
2010 0
2011 0
2012 1
2013 0
2014 0
2015 1
Total 161
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Bernie J. O'Brien publications per year - data summary

  • Bernie J. O'Brien, a Economics and Finance scholar from McMaster University, has 161 publications recorded across 29 years, from 1987 to 2015.
  • The oldest publication on record dates to 1987 and the most recent to 2015.
  • The most productive year is 2002, with 20 publications.
  • The least productive years with any output are 1987, 1988, 2006, 2008 and others, with 1 publication each.
  • 6 of the 29 years in the span carry no publications at all (1990, 2009, 2010, 2011 and others).
  • The rate of publication averages 5.6 papers per year over the whole span, or 7.0 per year counting only the 23 years with at least one publication.
  • The last 5 years on the chart (2011-2015) hold 2 publications, 1% of the career total.
  • Split into equal eras - 1987-1996: 40 publications (4.0 per year); 1997-2006: 115 publications (11.5 per year); 2007-2015: 6 publications (0.7 per year).
  • Comparing the opening and closing eras, the overall trend of publication is declining.

Bernie J. O'Brien publication distribution in Economics and Finance in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Economics and Finance in 2026. The highlighted bar marks where Bernie J. O'Brien sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 97 bars. Horizontal axis: publications, 42–46 to 521+. Vertical axis: number of scientists, 0 to 111. Most scientists, 111, have 137–141 publications. The last bar groups every scientist with 521 publications or more. The highlighted bar, 142–146 publications, is where this scientist sits. 42–46 publications: 1 scientist 47–51 publications: 12 scientists 52–56 publications: 7 scientists 57–61 publications: 23 scientists 62–66 publications: 32 scientists 67–71 publications: 36 scientists 72–76 publications: 56 scientists 77–81 publications: 57 scientists 82–86 publications: 70 scientists 87–91 publications: 86 scientists 92–96 publications: 72 scientists 97–101 publications: 106 scientists 102–106 publications: 97 scientists 107–111 publications: 96 scientists 112–116 publications: 101 scientists 117–121 publications: 103 scientists 122–126 publications: 102 scientists 127–131 publications: 108 scientists 132–136 publications: 107 scientists 137–141 publications: 111 scientists 142–146 publications: 94 scientists 147–151 publications: 96 scientists 152–156 publications: 100 scientists 157–161 publications: 74 scientists 162–166 publications: 68 scientists 167–171 publications: 91 scientists 172–176 publications: 76 scientists 177–181 publications: 75 scientists 182–186 publications: 61 scientists 187–191 publications: 66 scientists 192–196 publications: 68 scientists 197–201 publications: 71 scientists 202–206 publications: 60 scientists 207–211 publications: 56 scientists 212–216 publications: 44 scientists 217–221 publications: 51 scientists 222–226 publications: 65 scientists 227–231 publications: 48 scientists 232–236 publications: 59 scientists 237–241 publications: 37 scientists 242–246 publications: 37 scientists 247–251 publications: 41 scientists 252–256 publications: 43 scientists 257–261 publications: 33 scientists 262–266 publications: 34 scientists 267–271 publications: 39 scientists 272–276 publications: 25 scientists 277–281 publications: 29 scientists 282–286 publications: 29 scientists 287–291 publications: 26 scientists 292–296 publications: 31 scientists 297–301 publications: 31 scientists 302–306 publications: 24 scientists 307–311 publications: 28 scientists 312–316 publications: 24 scientists 317–321 publications: 13 scientists 322–326 publications: 14 scientists 327–331 publications: 25 scientists 332–336 publications: 18 scientists 337–341 publications: 16 scientists 342–346 publications: 18 scientists 347–351 publications: 15 scientists 352–356 publications: 17 scientists 357–361 publications: 19 scientists 362–366 publications: 16 scientists 367–371 publications: 17 scientists 372–376 publications: 7 scientists 377–381 publications: 18 scientists 382–386 publications: 13 scientists 387–391 publications: 19 scientists 392–396 publications: 9 scientists 397–401 publications: 10 scientists 402–406 publications: 13 scientists 407–411 publications: 13 scientists 412–416 publications: 5 scientists 417–421 publications: 10 scientists 422–426 publications: 6 scientists 427–431 publications: 12 scientists 432–436 publications: 9 scientists 437–441 publications: 9 scientists 442–446 publications: 10 scientists 447–451 publications: 12 scientists 452–456 publications: 8 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 4 scientists 472–476 publications: 5 scientists 477–481 publications: 6 scientists 482–486 publications: 7 scientists 487–491 publications: 8 scientists 492–496 publications: 5 scientists 497–501 publications: 4 scientists 502–506 publications: 4 scientists 507–511 publications: 5 scientists 512–516 publications: 7 scientists 517–520 publications: 7 scientists 521+ publications: 99 scientists
42–46 publications 521+

This scientist: 142 publications — 37th percentile

37% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 521 publications or more.

View publications distribution as a table
Number of Economics and Finance scientists by publication count, Research.com 2026 ranking edition. Based on 3,760 ranked scientists.
Publications Scientists This scientist
42–46 1
47–51 12
52–56 7
57–61 23
62–66 32
67–71 36
72–76 56
77–81 57
82–86 70
87–91 86
92–96 72
97–101 106
102–106 97
107–111 96
112–116 101
117–121 103
122–126 102
127–131 108
132–136 107
137–141 111
142–146 94 142
147–151 96
152–156 100
157–161 74
162–166 68
167–171 91
172–176 76
177–181 75
182–186 61
187–191 66
192–196 68
197–201 71
202–206 60
207–211 56
212–216 44
217–221 51
222–226 65
227–231 48
232–236 59
237–241 37
242–246 37
247–251 41
252–256 43
257–261 33
262–266 34
267–271 39
272–276 25
277–281 29
282–286 29
287–291 26
292–296 31
297–301 31
302–306 24
307–311 28
312–316 24
317–321 13
322–326 14
327–331 25
332–336 18
337–341 16
342–346 18
347–351 15
352–356 17
357–361 19
362–366 16
367–371 17
372–376 7
377–381 18
382–386 13
387–391 19
392–396 9
397–401 10
402–406 13
407–411 13
412–416 5
417–421 10
422–426 6
427–431 12
432–436 9
437–441 9
442–446 10
447–451 12
452–456 8
457–461 4
462–466 7
467–471 4
472–476 5
477–481 6
482–486 7
487–491 8
492–496 5
497–501 4
502–506 4
507–511 5
512–516 7
517–520 7
521+ 99
Download as CSV

Bernie J. O'Brien publication distribution in Economics and Finance in 2026 - data summary

  • The chart plots the publication count of all 3,760 Economics and Finance scientists ranked by Research.com in 2026, grouped into 97 ranges running from 42–46 to 521+ publications.
  • Bernie J. O'Brien, a Economics and Finance scholar from McMaster University, records 142 publications - the 37th percentile of the discipline.
  • 37% of ranked Economics and Finance scientists score the same or lower than Bernie J. O'Brien, and about 63% score higher.
  • The median of the discipline falls in the 167–171 publications range, and Bernie J. O'Brien ranks below the median.
  • The most crowded range is 137–141 publications, holding 111 scientists (3% of the field).
  • 48% of the field sits in the lowest quarter of the value range (up to 162–166 publications), so the distribution leans towards the lower end of the scale.
  • The final bar has no upper bound: it groups every scientist with 521 publications or more, 99 scientists in all (3% of the field).

Bernie J. O'Brien D-index placement in Economics and Finance in 2026

The chart shows the D-index (discipline H-index) distribution of Economics and Finance scientists ranked by Research.com in 2026. The highlighted bar marks where Bernie J. O'Brien sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 72 bars. Horizontal axis: D-Index, 30 to 101+. Vertical axis: number of scientists, 0 to 178. Most scientists, 178, have 33 D-Index. The last bar groups every scientist with 101 D-Index or more. The highlighted bar, 57 D-Index, is where this scientist sits. 30 D-Index: 126 scientists 31 D-Index: 147 scientists 32 D-Index: 157 scientists 33 D-Index: 178 scientists 34 D-Index: 171 scientists 35 D-Index: 141 scientists 36 D-Index: 132 scientists 37 D-Index: 129 scientists 38 D-Index: 130 scientists 39 D-Index: 120 scientists 40 D-Index: 117 scientists 41 D-Index: 113 scientists 42 D-Index: 114 scientists 43 D-Index: 97 scientists 44 D-Index: 115 scientists 45 D-Index: 86 scientists 46 D-Index: 78 scientists 47 D-Index: 83 scientists 48 D-Index: 62 scientists 49 D-Index: 74 scientists 50 D-Index: 50 scientists 51 D-Index: 66 scientists 52 D-Index: 69 scientists 53 D-Index: 55 scientists 54 D-Index: 67 scientists 55 D-Index: 61 scientists 56 D-Index: 62 scientists 57 D-Index: 45 scientists 58 D-Index: 34 scientists 59 D-Index: 47 scientists 60 D-Index: 46 scientists 61 D-Index: 36 scientists 62 D-Index: 37 scientists 63 D-Index: 56 scientists 64 D-Index: 50 scientists 65 D-Index: 32 scientists 66 D-Index: 28 scientists 67 D-Index: 30 scientists 68 D-Index: 24 scientists 69 D-Index: 25 scientists 70 D-Index: 22 scientists 71 D-Index: 21 scientists 72 D-Index: 26 scientists 73 D-Index: 24 scientists 74 D-Index: 23 scientists 75 D-Index: 12 scientists 76 D-Index: 14 scientists 77 D-Index: 15 scientists 78 D-Index: 15 scientists 79 D-Index: 17 scientists 80 D-Index: 17 scientists 81 D-Index: 11 scientists 82 D-Index: 10 scientists 83 D-Index: 16 scientists 84 D-Index: 11 scientists 85 D-Index: 5 scientists 86 D-Index: 9 scientists 87 D-Index: 13 scientists 88 D-Index: 9 scientists 89 D-Index: 7 scientists 90 D-Index: 6 scientists 91 D-Index: 4 scientists 92 D-Index: 8 scientists 93 D-Index: 10 scientists 94 D-Index: 11 scientists 95 D-Index: 6 scientists 96 D-Index: 4 scientists 97 D-Index: 4 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100 D-Index: 8 scientists 101+ D-Index: 100 scientists
30 D-Index 101+

This scientist: 57 D-Index — 76th percentile

76% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 101 D-Index or more.

View D-Index distribution as a table
Number of Economics and Finance scientists by D-index, Research.com 2026 ranking edition. Based on 3,760 ranked scientists.
D-Index Scientists This scientist
30 126
31 147
32 157
33 178
34 171
35 141
36 132
37 129
38 130
39 120
40 117
41 113
42 114
43 97
44 115
45 86
46 78
47 83
48 62
49 74
50 50
51 66
52 69
53 55
54 67
55 61
56 62
57 45 57
58 34
59 47
60 46
61 36
62 37
63 56
64 50
65 32
66 28
67 30
68 24
69 25
70 22
71 21
72 26
73 24
74 23
75 12
76 14
77 15
78 15
79 17
80 17
81 11
82 10
83 16
84 11
85 5
86 9
87 13
88 9
89 7
90 6
91 4
92 8
93 10
94 11
95 6
96 4
97 4
98 6
99 6
100 8
101+ 100
Download as CSV

Bernie J. O'Brien D-index placement in Economics and Finance in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 3,760 Economics and Finance scientists ranked by Research.com in 2026, grouped into 72 ranges running from 30 to 101+ D-Index.
  • Bernie J. O'Brien, a Economics and Finance scholar from McMaster University, records 57 D-Index - the 76th percentile of the discipline.
  • 76% of ranked Economics and Finance scientists score the same or lower than Bernie J. O'Brien, and about 24% score higher.
  • The median of the discipline falls in the 44 D-Index range, and Bernie J. O'Brien ranks above the median.
  • The most crowded range is 33 D-Index, holding 178 scientists (5% of the field).
  • 59% of the field sits in the lowest quarter of the value range (up to 47 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 101 D-Index or more, 100 scientists in all (3% of the field).

Overview

Bernie J. O'Brien was affiliated with McMaster University in Canada and contributed extensively to the field of medicine, with a focus on orthopedics and sports medicine. Their research spanned a range of topics primarily connected to sports performance, exercise physiology, and sports-related injuries.

They published research across several highly regarded scientific journals, with frequent contributions to the following publication venues:

  • Journal of science and medicine in sport
  • Medical Hypotheses
  • Sports
  • International Journal of Sports Science & Coaching
  • Cancer Research

Their body of work covered multiple subfields, including:

  • Orthopedics and Sports Medicine
  • Physiology
  • Complementary and alternative medicine
  • Pulmonary and Respiratory Medicine
  • Cardiology and Cardiovascular Medicine

Main research topics addressed by Bernie J. O'Brien involved:

  • Sports Performance and Training
  • Cardiovascular and exercise physiology
  • Sports injuries and prevention
  • Sport Psychology and Performance
  • Trauma, Hemostasis, Coagulopathy, Resuscitation
  • Thermoregulation and physiological responses
  • Exercise and Physiological Responses

Notable recent papers authored or co-authored by Bernie J. O'Brien include:

  • "Plasma lipocalin-2/NGAL is stable over 12 weeks and is not modulated by exercise or dieting" (2021) published in Scientific Reports
  • "Stubborn Exercise Responders-Where to Next?" (2022) published in Sports
  • "Sport and leisure activities in the heat: What safety resources exist?" (2021) published in Journal of science and medicine in sport
  • "Optimizing combat readiness for military surgeons without trauma fellowship training: Engaging the 'voluntary faculty' model" (2023) published in The Journal of Trauma: Injury, Infection, and Critical Care
  • "Coconut Water: A Sports Drink Alternative?" (2023) published in Sports

Bernie J. O'Brien collaborated frequently with several researchers, including:

  • Leo R. Bell
  • Ryan Worn
  • Matthew P. Wallen
  • Joshua Denham
  • D. Twomey

Best Publications

  • Principles of Good Practice for Decision Analytic Modeling in Health-Care Evaluation: Report of the ISPOR Task Force on Good Research Practices—Modeling Studies

    Milton C. Weinstein;Bernie O'Brien;John Hornberger;Joseph Jackson

  • Cost‐effectiveness acceptability curves – facts, fallacies and frequently asked questions

    Elisabeth Fenwick;Bernie J. O'Brien;Bernie J. O'Brien;Andrew Briggs

  • Willingness to pay: a valid and reliable measure of health state preference?

    Bernie O'Brien;Jose Luis Viramontes

  • HEALTH CARE CONTINGENT VALUATION STUDIES : A REVIEW AND CLASSIFICATION OF THE LITERATURE

    Alan Diener;Bernie O’Brien;Bernie O’Brien;Amiram Gafni

  • In search of power and significance: issues in the design and analysis of stochastic cost-effectiveness studies in health care.

    O'Brien Bj;Drummond Mf;Labelle Rj;Willan A

  • The death of cost-minimization analysis?

    Andrew H. Briggs;Bernie J. O'Brien

  • Age, Health, and the Willingness to Pay for Mortality Risk Reductions: A Contingent Valuation Survey of Ontario Residents

    Alan Krupnick;Maureen Cropper;Anna Alberini;Martin Heintzelman

  • Coding accuracy of administrative drug claims in the Ontario Drug Benefit database.

    Adrian R Levy;Bernie J O'Brien;Connie Sellors;Paul Grootendorst

  • Users' Guides to the Medical Literature: XIII. How to Use an Article on Economic Analysis of Clinical Practice A. Are the Results of the Study Valid?

    Michael F. Drummond;W. Scott Richardson;Bernie J. O'Brien;Mitchell Levine

  • Thinking Outside the Box: Recent Advances in the Analysis and Presentation of Uncertainty in Cost-Effectiveness Studies

    Andrew H Briggs;Bernie J O'Brien;Gordon Blackhouse

  • Probabilistic analysis of cost-effectiveness models: choosing between treatment strategies for gastroesophageal reflux disease.

    Andrew H. Briggs;Ron Goeree;Gord Blackhouse;Bernie J. O’Brien

  • When Do the "Dollars" Make Sense? Toward a Conceptual Framework for Contingent Valuation Studies in Health Care

    B O'Brien;A Gafni

  • Analysis of uncertainty in health care cost-effectiveness studies: an introduction to statistical issues and methods

    B J O’Brien;A H Briggs

  • Users' Guides to the Medical Literature: XIII. How to Use an Article on Economic Analysis of Clinical Practice B. What Are the Results and Will They Help Me in Caring for My Patients?

    Bernie J. O'Brien;Daren Heyland;W. Scott Richardson;Mitchell Levine

  • Users' guides to the medical literature. XIII. How to use an article on economic analysis of clinical practice. A. Are the results of the study valid? Evidence-Based Medicine Working Group.

    M F Drummond;W S Richardson;B J O'Brien;M Levine

  • Confidence intervals for cost-effectiveness ratios: an application of Fieller's theorem.

    Andrew R. Willan;Bernie J. O'Brien

  • Users' guides to the medical literature. XIII. How to use an article on economic analysis of clinical practice. B. What are the results and will they help me in caring for my patients? Evidence-Based Medicine Working Group.

    B J O'Brien;D Heyland;W S Richardson;M Levine

  • Is there a kink in consumers' threshold value for cost-effectiveness in health care?

    Bernie J O'Brien;Kirsten Gertsen;Andrew R Willan;Andrew R Willan;Lisa A Faulkner

  • Efficacy and cost of low-molecular-weight heparin compared with standard heparin for the prevention of deep vein thrombosis after total hip arthroplasty.

    David R. Anderson;Bernie J. O'Brien;Mark N. Levine;Robin Roberts

  • Economic Evaluation of Donepezil for the Treatment of Alzheimer's Disease in Canada

    Bernie J. O'Brien;Bernie J. O'Brien;Ron Goeree;Ron Goeree;Margaret Hux;Michael Iskedjian

  • Valuing outcomes in health care: a comparison of willingness to pay and quality-adjusted life-years.

    Mohan V Bala;Lisa L Wood;Gary A Zarkin;Edward C Norton

  • Economic evaluation of pharmaceuticals. Frankenstein's monster or vampire of trials?

    B O'Brien

  • Cost-Effectiveness of Rhythm versus Rate Control in Atrial Fibrillation

    Deborah A. Marshall;Adrian R. Levy;Humberto Vidaillet;Elisabeth Fenwick

  • Cost-effectiveness of the implantable cardioverter-defibrillator: results from the Canadian Implantable Defibrillator Study (CIDS).

    Bernie J. O’Brien;Stuart J. Connolly;Ron Goeree;Gordon Blackhouse

  • Assessing the value of a new pharmaceutical. A feasibility study of contingent valuation in managed care.

    Bernie J. O'Brien;Ron Goeree;Amiram Gafni;George W. Torrance

  • Cost-Benefit Analyses in the Health-Care Literature: Don't Judge a Study by Its Label

    Kelly B Zarnke;Kelly B Zarnke;Mitchell A.H Levine;Mitchell A.H Levine;Bernie J O'Brien;Bernie J O'Brien

Frequent Co-Authors

Andrew R. Willan
Andrew R. Willan University of Toronto
Amiram Gafni
Amiram Gafni McMaster University
Andrew Briggs
Andrew Briggs University of Glasgow
Michael Drummond
Michael Drummond University of York
Mark Sculpher
Mark Sculpher University of York
Robin S. Roberts
Robin S. Roberts McMaster University
Richard H. Hunt
Richard H. Hunt McMaster University
Milton C. Weinstein
Milton C. Weinstein Harvard University
Stuart J. Connolly
Stuart J. Connolly McMaster University
Deborah J. Cook
Deborah J. Cook McMaster University

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