Walter N. Kernan

28.0k total citations · 7 hit papers
96 papers, 16.7k citations indexed

About

Walter N. Kernan is a scholar working on Epidemiology, Endocrinology, Diabetes and Metabolism and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Walter N. Kernan has authored 96 papers receiving a total of 16.7k indexed citations (citations by other indexed papers that have themselves been cited), including 33 papers in Epidemiology, 30 papers in Endocrinology, Diabetes and Metabolism and 21 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Walter N. Kernan's work include Acute Ischemic Stroke Management (32 papers), Cerebrovascular and Carotid Artery Diseases (18 papers) and Diabetes Treatment and Management (15 papers). Walter N. Kernan is often cited by papers focused on Acute Ischemic Stroke Management (32 papers), Cerebrovascular and Carotid Artery Diseases (18 papers) and Diabetes Treatment and Management (15 papers). Walter N. Kernan collaborates with scholars based in United States, United Kingdom and Canada. Walter N. Kernan's co-authors include Lawrence Brass, Catherine M. Viscoli, Ralph I. Horwitz, John Concato, Geltrude Mingrone, Melanie J. Davies, Chantal Mathieu, Deborah J. Wexler, Peter Rossing and Απόστολος Τσάπας and has published in prestigious journals such as New England Journal of Medicine, Circulation and Annals of Internal Medicine.

In The Last Decade

Walter N. Kernan

93 papers receiving 16.2k citations

Hit Papers

Guidelines for the Prevention of Stroke i... 2001 2026 2009 2017 2014 2018 2005 2021 2010 1000 2.0k 3.0k
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Guidelines for the Prevention of Stroke in Patients With Stroke and Transient Ischemic Attack
    2014 3.3k citations Walter N. Kernan, Bruce Ovbiagele et al. Stroke profile →
  2. Management of Hyperglycemia in Type 2 Diabetes, 2018. A Consensus Report by the American Diabetes Association (ADA) and the European Association for the Study of Diabetes (EASD)
    2018 2.6k citations Melanie J. Davies, David A. D’Alessio et al. Diabetes Care profile →
  3. Obstructive Sleep Apnea as a Risk Factor for Stroke and Death
    2005 2.2k citations Walter N. Kernan, Lawrence Brass et al. profile →
  4. 2021 Guideline for the Prevention of Stroke in Patients With Stroke and Transient Ischemic Attack: A Guideline From the American Heart Association/American Stroke Association
    2021 1.6k citations Walter N. Kernan, Steven J. Kittner et al. Stroke profile →
  5. Guidelines for the Prevention of Stroke in Patients With Stroke or Transient Ischemic Attack
    2010 1.1k citations Karen L. Furie, Scott E. Kasner et al. Stroke profile →
  6. Management of hyperglycaemia in type 2 diabetes, 2018. A consensus report by the American Diabetes Association (ADA) and the European Association for the Study of Diabetes (EASD)
    2018 1.1k citations Melanie J. Davies, David A. D’Alessio et al. profile →
  7. A Clinical Trial of Estrogen-Replacement Therapy after Ischemic Stroke
    2001 614 citations Catherine M. Viscoli, Lawrence Brass et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Walter N. Kernan United States 38 4.9k 4.8k 4.2k 4.2k 3.2k 96 16.7k
Lawrence Brass United States 61 7.4k 1.5× 2.1k 0.4× 6.6k 1.6× 5.7k 1.4× 2.9k 0.9× 132 20.1k
Ann Rumley United Kingdom 71 5.7k 1.2× 2.5k 0.5× 6.0k 1.4× 3.7k 0.9× 2.3k 0.7× 209 19.0k
Vilmundur Guðnason Iceland 75 3.6k 0.7× 2.7k 0.6× 5.8k 1.4× 2.4k 0.6× 3.3k 1.0× 492 22.9k
Tatjana Rundek United States 75 4.6k 0.9× 1.4k 0.3× 7.2k 1.7× 4.8k 1.2× 1.7k 0.5× 511 18.8k
Tobias Kurth United States 78 2.9k 0.6× 1.1k 0.2× 2.8k 0.7× 3.0k 0.7× 2.8k 0.9× 350 20.3k
Eyal Shahar United States 66 3.2k 0.7× 2.0k 0.4× 7.0k 1.7× 5.9k 1.4× 8.6k 2.7× 172 23.1k
William R. Clarke United States 59 3.1k 0.6× 3.4k 0.7× 5.2k 1.2× 3.3k 0.8× 1.4k 0.4× 198 15.7k
Takanari Kitazono Japan 59 2.5k 0.5× 1.7k 0.4× 2.9k 0.7× 1.7k 0.4× 2.9k 0.9× 730 15.2k
Yutaka Kiyohara Japan 76 3.0k 0.6× 2.5k 0.5× 3.2k 0.8× 2.0k 0.5× 3.2k 1.0× 291 16.6k
Hiromi Rakugi Japan 75 2.7k 0.6× 3.6k 0.8× 6.7k 1.6× 2.0k 0.5× 4.5k 1.4× 604 21.5k

Countries citing papers authored by Walter N. Kernan

Since Specialization
Citations

This map shows the geographic impact of Walter N. Kernan's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Walter N. Kernan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Walter N. Kernan more than expected).

Fields of papers citing papers by Walter N. Kernan

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Walter N. Kernan. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Walter N. Kernan. The network helps show where Walter N. Kernan may publish in the future.

Co-authorship network of co-authors of Walter N. Kernan

This figure shows the co-authorship network connecting the top 25 collaborators of Walter N. Kernan. A scholar is included among the top collaborators of Walter N. Kernan based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Walter N. Kernan. Walter N. Kernan is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Acosta, Julián, Audrey C. Leasure, Rachel Forman, et al.. (2024). Secondary Prevention in Patients With Stroke Versus Myocardial Infarction: Analysis of 2 National Cohorts. Journal of the American Heart Association. 13(9). e033322–e033322. 2 indexed citations
2.
Viscoli, Catherine M., et al.. (2023). Partial Meal Replacement for Weight Loss after Stroke: Results of a Pilot Clinical Trial. Cerebrovascular Diseases. 53(1). 54–61. 2 indexed citations
3.
Kernan, Walter N., Kevin N. Sheth, Anne Pernille Ofstad, et al.. (2023). Baseline Cardiovascular Risk Factor Control in Patients With Type 2 Diabetes and Coronary Disease Versus Stroke: Secondary Analysis of Cardiovascular Outcome Trials. Stroke. 54(8). 2013–2021. 6 indexed citations
4.
Viscoli, Catherine M., Patrick G. O’Connor, Lydia S. Dugdale, et al.. (2023). Separate But Not Equal? A Cross-Sectional Study of Segregation by Payor Mix in Academic Primary Care Clinics. Journal of General Internal Medicine. 38(10). 2318–2325. 4 indexed citations
5.
Kernan, Walter N., Rachel Forman, & Silvio E. Inzucchi. (2022). Caring for Patients With Diabetes in Stroke Neurology. Stroke. 54(3). 894–904. 8 indexed citations
6.
Forman, Rachel, Catherine M. Viscoli, Philip M. Bath, et al.. (2022). Central vs site outcome adjudication in the IRIS trial. Journal of Stroke and Cerebrovascular Diseases. 31(9). 106667–106667.
7.
Viscoli, Catherine M., et al.. (2020). Adherence to study drug in a stroke prevention trial"?>. Journal of Stroke and Cerebrovascular Diseases. 29(10). 105048–105048. 3 indexed citations
8.
Endres, Matthias & Walter N. Kernan. (2020). LDL (Low-Density Lipoprotein) Cholesterol Below 70. Stroke. 51(7). 2276–2278.
9.
Davies, Melanie J., David A. D’Alessio, Judith Fradkin, et al.. (2018). Management of Hyperglycemia in Type 2 Diabetes, 2018. A Consensus Report by the American Diabetes Association (ADA) and the European Association for the Study of Diabetes (EASD). Diabetes Care. 41(12). 2669–2701. 2650 indexed citations breakdown →
10.
Furie, Karen L., Catherine M. Viscoli, Mark Gorman, et al.. (2017). Effects of pioglitazone on cognitive function in patients with a recent ischaemic stroke or TIA: a report from the IRIS trial. Journal of Neurology Neurosurgery & Psychiatry. 89(1). 21–27. 9 indexed citations
11.
Young, Lawrence H., Catherine M. Viscoli, Jeptha P. Curtis, et al.. (2017). Cardiac Outcomes After Ischemic Stroke or Transient Ischemic Attack. Circulation. 135(20). 1882–1893. 48 indexed citations
12.
Kernan, Walter N., D. Michael Elnicki, & Karen E. Hauer. (2015). The Selling of Primary Care 2015. Journal of General Internal Medicine. 30(9). 1376–1380. 13 indexed citations
13.
Kernan, Walter N., Bruce Ovbiagele, Henry R. Black, et al.. (2014). Guidelines for the Prevention of Stroke in Patients With Stroke and Transient Ischemic Attack. Stroke. 45(7). 2160–2236. 3347 indexed citations breakdown →
14.
Kernan, Walter N.. (2005). Prevalence of Abnormal Glucose Tolerance Following a Transient Ischemic Attack or Ischemic Stroke. Archives of Internal Medicine. 165(2). 227–227. 92 indexed citations
15.
Viscoli, Catherine M., Lawrence Brass, Walter N. Kernan, et al.. (2005). Estrogen therapy and risk of cognitive decline: Results from the Women's Estrogen for Stroke Trial (WEST). American Journal of Obstetrics and Gynecology. 192(2). 387–393. 69 indexed citations
16.
Kernan, Walter N., Mark J. Fagan, & D. Michael Elnicki. (2004). The clerkship directors in internal medicine's agenda for advancing medical student education in internal medicine. The American Journal of Medicine. 117(9). 713–717. 2 indexed citations
17.
Viscoli, Catherine M., Lawrence Brass, Walter N. Kernan, Philip M. Sarrel, & I Horwitz. (2001). ESTROGEN AFTER ISCHEMIC STROKE: Effect of estrogen replacement on risk of recurrent stroke and death in the Women’s Estrogen for Stroke Trial (WEST). Stroke. 32. 329–329. 15 indexed citations
18.
Hamedani, Azita G., Carolyn K. Wells, Lawrence Brass, et al.. (2001). A Quality-of-Life Instrument for Young Hemorrhagic Stroke Patients. Stroke. 32(3). 687–695. 24 indexed citations
19.
Kernan, Walter N., Catherine M. Viscoli, Robert Makuch, Lawrence Brass, & Ralph I. Horwitz. (1999). Stratified Randomization for Clinical Trials. Journal of Clinical Epidemiology. 52(1). 19–26. 429 indexed citations
20.
Kernan, Walter N., Lawrence Brass, Catherine M. Viscoli, et al.. (1998). Estrogen after ischemic stroke: Clinical basis and design of The Women's Estrogen for Stroke Trial. Journal of Stroke and Cerebrovascular Diseases. 7(1). 85–95. 27 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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