Theodore J. Iwashyna

43.8k total citations · 7 hit papers
360 papers, 20.5k citations indexed

About

Theodore J. Iwashyna is a scholar working on Critical Care and Intensive Care Medicine, Epidemiology and Emergency Medicine. According to data from OpenAlex, Theodore J. Iwashyna has authored 360 papers receiving a total of 20.5k indexed citations (citations by other indexed papers that have themselves been cited), including 125 papers in Critical Care and Intensive Care Medicine, 108 papers in Epidemiology and 102 papers in Emergency Medicine. Recurrent topics in Theodore J. Iwashyna's work include Intensive Care Unit Cognitive Disorders (113 papers), Sepsis Diagnosis and Treatment (93 papers) and Emergency and Acute Care Studies (76 papers). Theodore J. Iwashyna is often cited by papers focused on Intensive Care Unit Cognitive Disorders (113 papers), Sepsis Diagnosis and Treatment (93 papers) and Emergency and Acute Care Studies (76 papers). Theodore J. Iwashyna collaborates with scholars based in United States, Australia and United Kingdom. Theodore J. Iwashyna's co-authors include Kenneth M. Langa, Jeremy M. Kahn, Nicholas A. Christakis, Hallie C. Prescott, Derek C. Angus, Dylan M. Smith, E. Wesley Ely, Gabriel J. Escobar, Christopher W. Seymour and Colin R. Cooke and has published in prestigious journals such as New England Journal of Medicine, The Lancet and JAMA.

In The Last Decade

Theodore J. Iwashyna

344 papers receiving 20.0k citations

Hit Papers

align trajectories sort by overperformance

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.

Assessment of Clinical Criteria for Sepsis

2016 2.4k citations Christopher W. Seymour, Theodore J. Iwashyna et al. JAMA profile →
Long-term Cognitive Impairment and Functional Disability Among Survivors of Severe Sepsis

2010 1.7k citations Theodore J. Iwashyna, E. Wesley Ely et al. JAMA profile →
Time to Treatment and Mortality during Mandated Emergency Care for Sepsis

2017 1.3k citations Christopher W. Seymour, Foster Gesten et al. profile →
Incidence and Trends of Sepsis in US Hospitals Using Clinical vs Claims Data, 2009-2014

2017 1.2k citations Theodore J. Iwashyna, Derek C. Angus et al. JAMA profile →
Hospital Deaths in Patients With Sepsis From 2 Independent Cohorts

2014 672 citations Vincent Liu, Gabriel J. Escobar et al. JAMA profile →
The Timing of Early Antibiotics and Hospital Mortality in Sepsis

2017 592 citations Theodore J. Iwashyna, Gabriel J. Escobar et al. American Journal of Respiratory and Critical Care Medicine profile →
Extracorporeal membrane oxygenation for COVID-19: evolving outcomes from the international Extracorporeal Life Support Organization Registry

2021 212 citations Theodore J. Iwashyna, Daniel Brodie et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Theodore J. Iwashyna United States	65	8.9k	6.1k	3.9k	2.7k	2.7k	360	20.5k
Jeremy M. Kahn United States	56	4.7k 0.5×	3.0k 0.5×	4.0k 1.0×	1.6k 0.6×	2.2k 0.8×	241	12.5k
Neill K. J. Adhikari Canada	60	4.8k 0.5×	4.1k 0.7×	3.4k 0.9×	2.4k 0.9×	2.0k 0.8×	254	18.3k
Kathy Rowan United Kingdom	64	5.2k 0.6×	3.4k 0.6×	4.2k 1.1×	4.0k 1.5×	1.3k 0.5×	281	16.2k
Charles L. Sprung Israel	65	10.8k 1.2×	5.5k 0.9×	4.7k 1.2×	4.6k 1.7×	4.1k 1.5×	263	24.6k
Walter T. Linde‐Zwirble United States	39	8.3k 0.9×	3.8k 0.6×	2.5k 0.6×	2.2k 0.8×	2.0k 0.7×	73	14.8k
Sean M. Bagshaw Canada	79	6.3k 0.7×	6.2k 1.0×	4.3k 1.1×	5.4k 2.0×	1.1k 0.4×	465	23.8k
Evert de Jonge Netherlands	68	4.3k 0.5×	3.7k 0.6×	2.4k 0.6×	2.5k 0.9×	1.2k 0.4×	376	16.4k
Rui P. Moreno Portugal	55	13.7k 1.5×	6.9k 1.1×	4.9k 1.3×	6.5k 2.4×	1.8k 0.7×	143	26.5k
Robert Fowler Canada	55	3.1k 0.3×	2.5k 0.4×	2.1k 0.5×	1.1k 0.4×	2.4k 0.9×	294	13.2k
David A Harrison United Kingdom	62	6.1k 0.7×	2.7k 0.4×	3.3k 0.8×	4.6k 1.7×	987 0.4×	281	14.9k

Countries citing papers authored by Theodore J. Iwashyna

Since Specialization

Citations

This map shows the geographic impact of Theodore J. Iwashyna'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 Theodore J. Iwashyna with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Theodore J. Iwashyna more than expected).

Fields of papers citing papers by Theodore J. Iwashyna

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Theodore J. Iwashyna. 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 Theodore J. Iwashyna. The network helps show where Theodore J. Iwashyna may publish in the future.

Co-authorship network of co-authors of Theodore J. Iwashyna

This figure shows the co-authorship network connecting the top 25 collaborators of Theodore J. Iwashyna. A scholar is included among the top collaborators of Theodore J. Iwashyna 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 Theodore J. Iwashyna. Theodore J. Iwashyna is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Hauschildt, Katrina, Deidra C. Crews, Emmanuel F. Drabo, et al.. (2024). Health System Purchasing Professionals’ Approaches to Considering Equity in Procurement. CHEST Journal. 167(3). 831–841. 1 indexed citations

Hochberg, Chad H., Khyzer B. Aziz, Margaret Krasne, et al.. (2024). The Real-World Effect of Early Screening for Palliative Care Criteria in a Medical Intensive Care Unit: An Instrumental Variable Analysis. Annals of the American Thoracic Society. 22(2). 247–254. 1 indexed citations

Bajema, Kristina L., Kristin Berry, Elani Streja, et al.. (2023). Effectiveness of COVID-19 Treatment With Nirmatrelvir–Ritonavir or Molnupiravir Among U.S. Veterans: Target Trial Emulation Studies With One-Month and Six-Month Outcomes. Annals of Internal Medicine. 176(6). 807–816. 63 indexed citations

Wang, Xiao Qing, Theodore J. Iwashyna, Hallie C. Prescott, Valeria S.M. Valbuena, & Sarah Seelye. (2021). Pulse oximetry and supplemental oxygen use in nationwide Veterans Health Administration hospitals, 2013–2017: a Veterans Affairs Patient Database validation study. BMJ Open. 11(10). e051978–e051978. 3 indexed citations

Iwashyna, Theodore J., et al.. (2020). Variation in model performance by data cleanliness and classification methods in the prediction of 30-day ICU mortality, a US nationwide retrospective cohort and simulation study. BMJ Open. 10(12). e041421–e041421. 2 indexed citations

Harbaugh, Calista M., Jay Lee, Kao‐Ping Chua, et al.. (2019). Association Between Long-term Opioid Use in Family Members and Persistent Opioid Use After Surgery Among Adolescents and Young Adults. JAMA Surgery. 154(4). e185838–e185838. 51 indexed citations

Nallamothu, Brahmajee K., Timothy C. Guetterman, Molly Harrod, et al.. (2018). How Do Resuscitation Teams at Top-Performing Hospitals for In-Hospital Cardiac Arrest Succeed?. Circulation. 138(2). 154–163. 112 indexed citations

Sjoding, Michael W., Michelle N. Gong, Carl F Haas, & Theodore J. Iwashyna. (2018). Evaluating Delivery of Low Tidal Volume Ventilation in Six ICUs Using Electronic Health Record Data*. Critical Care Medicine. 47(1). 56–61. 29 indexed citations

Levy, Mitchell M., Foster Gesten, Gary Phillips, et al.. (2018). Mortality Changes Associated with Mandated Public Reporting for Sepsis: The Results of the New York State Initiative. American Journal of Respiratory and Critical Care Medicine. 198(11). 1406–1412. 87 indexed citations

10.

Iwashyna, Theodore J., et al.. (2016). Advancing a Third Revolution in Critical Care. American Journal of Respiratory and Critical Care Medicine. 194(7). 782–783. 11 indexed citations

11.

Sjoding, Michael W., Thomas S. Valley, Hallie C. Prescott, et al.. (2015). Rising Billing for Intermediate Intensive Care among Hospitalized Medicare Beneficiaries between 1996 and 2010. American Journal of Respiratory and Critical Care Medicine. 193(2). 163–170. 40 indexed citations

12.

Prescott, Hallie C., Robert P. Dickson, Mary A.M. Rogers, Kenneth M. Langa, & Theodore J. Iwashyna. (2015). Hospitalization Type and Subsequent Severe Sepsis. American Journal of Respiratory and Critical Care Medicine. 192(5). 581–588. 131 indexed citations

13.

Levine, Deborah A., Dimitry S. Davydow, Catherine L. Hough, et al.. (2014). Functional Disability and Cognitive Impairment After Hospitalization for Myocardial Infarction and Stroke. Circulation Cardiovascular Quality and Outcomes. 7(6). 863–871. 55 indexed citations

14.

Prescott, Hallie C., Kenneth M. Langa, Vincent Liu, Gabriel J. Escobar, & Theodore J. Iwashyna. (2014). Increased 1-Year Healthcare Use in Survivors of Severe Sepsis. American Journal of Respiratory and Critical Care Medicine. 190(1). 62–69. 192 indexed citations

15.

Iwashyna, Theodore J., Colin R. Cooke, Hannah Wunsch, & Jeremy M. Kahn. (2012). Population Burden of Long‐Term Survivorship After Severe Sepsis in Older Americans. Journal of the American Geriatrics Society. 60(6). 1070–1077. 355 indexed citations

16.

Lyon, Sarah, Nicole M. Benson, Colin R. Cooke, et al.. (2011). The Effect of Insurance Status on Mortality and Procedural Use in Critically Ill Patients. American Journal of Respiratory and Critical Care Medicine. 184(7). 809–815. 75 indexed citations

17.

Iwashyna, Theodore J., E. Wesley Ely, Dylan M. Smith, & Kenneth M. Langa. (2010). Long-term Cognitive Impairment and Functional Disability Among Survivors of Severe Sepsis. JAMA. 304(16). 1787–1787. 1739 indexed citations breakdown →

18.

Kahn, Jeremy M., Damon C. Scales, David H. Au, et al.. (2010). An Official American Thoracic Society Policy Statement: Pay-for-Performance in Pulmonary, Critical Care, and Sleep Medicine. American Journal of Respiratory and Critical Care Medicine. 181(7). 752–761. 33 indexed citations

19.

Iwashyna, Theodore J. & Jason D. Christie. (2007). Low Use of Durable Medical Equipment By Chronically Disabled Elderly. Journal of Pain and Symptom Management. 33(3). 324–330. 8 indexed citations

20.

Kahn, Jeremy M., Walter T. Linde‐Zwirble, Hannah Wunsch, et al.. (2007). Potential Value of Regionalized Intensive Care for Mechanically Ventilated Medical Patients. American Journal of Respiratory and Critical Care Medicine. 177(3). 285–291. 99 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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