Karen Tu

13.2k total citations · 3 hit papers
258 papers, 9.2k citations indexed

About

Karen Tu is a scholar working on General Health Professions, Cardiology and Cardiovascular Medicine and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Karen Tu has authored 258 papers receiving a total of 9.2k indexed citations (citations by other indexed papers that have themselves been cited), including 66 papers in General Health Professions, 65 papers in Cardiology and Cardiovascular Medicine and 46 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Karen Tu's work include Blood Pressure and Hypertension Studies (33 papers), Health Systems, Economic Evaluations, Quality of Life (27 papers) and Primary Care and Health Outcomes (23 papers). Karen Tu is often cited by papers focused on Blood Pressure and Hypertension Studies (33 papers), Health Systems, Economic Evaluations, Quality of Life (27 papers) and Primary Care and Health Outcomes (23 papers). Karen Tu collaborates with scholars based in Canada, United States and United Kingdom. Karen Tu's co-authors include Finlay A. McAlister, Noah Ivers, Debra A. Butt, Norman R.C. Campbell, Jessica Widdifield, Jacqueline Young, Muhammad Mamdani, Lorraine L. Lipscombe, Jeffrey C. Kwong and Peter C. Austin and has published in prestigious journals such as New England Journal of Medicine, The Lancet and Circulation.

In The Last Decade

Karen Tu

243 papers receiving 9.0k citations

Hit Papers

align trajectories

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.

Living near major roads and the incidence of dementia, Parkinson's disease, and multiple sclerosis: a population-based cohort study

2017 569 citations Jeffrey C. Kwong, Karen Tu et al. profile →
Accuracy of administrative databases in identifying patients with hypertension.

2007 466 citations Karen Tu, Norman R.C. Campbell et al. PubMed profile →
Identifying cases of congestive heart failure from administrative data: a validation study using primary care patient records

2013 357 citations Karen Tu et al. PubMed profile →

Peers

Countries citing papers authored by Karen Tu

Since Specialization

Citations

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

Fields of papers citing papers by Karen Tu

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Karen Tu. 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 Karen Tu. The network helps show where Karen Tu may publish in the future.

Co-authorship network of co-authors of Karen Tu

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Impact of the COVID-19 pandemic on routine immunization coverage of children and teenagers in Ontario, Canada 2025 ·Vaccine ·(unknown), Arrani Senthinathan, (unknown), Vinita Dubey, Milena Forte, Jeffrey C. Kwong, Shaun K. Morris, Pierre‐Philippe Piché‐Renaud, Sarah E. Wilson, Karen Tu	1
2	Risk for Stroke After Newly Diagnosed Atrial Fibrillation During Hospitalization for Other Primary Diagnoses 2025 ·Annals of Internal Medicine ·Husam Abdel‐Qadir, (unknown), Jiming Fang, (unknown), (unknown), Peter C. Austin, Paul Dorian, Cynthia A. Jackevicius, Douglas S. Lee, Sheldon M. Singh, Karen Tu, Dennis T. Ko	1
3	Episodic Neuropathic-Like Musculoskeletal Pain Associated With Ritlecitinib Therapy in Alopecia Universalis: A Case Report 2025 ·Cureus ·(unknown), (unknown), (unknown), Karen Tu, (unknown)	0
4	COVID-19 Vaccine Uptake among People with Spinal Cord Injury and Dysfunction in Ontario, Canada: A Population-Based Retrospective Cohort Study 2024 ·Healthcare ·(unknown), Arrani Senthinathan, (unknown), Mina Tadrous, Vanessa K. Noonan, Susan Jaglal, Rahim Moineddin, B. Catharine Craven, Sandra McKay, Lauren Cadel, John D. Shepherd, Karen Tu, Sara J. T. Guilcher	0
5	Implications of five different risk models in primary prevention guidelines 2024 ·European Heart Journal - Quality of Care and Clinical Outcomes ·Maneesh Sud, (unknown), Peter C. Austin, Husam Abdel‐Qadir, Todd J. Anderson, David Naimark, Douglas S. Lee, Idan Roifman, George Thanassoulis, Karen Tu, Harindra C. Wijeysundera, Dennis T. Ko	2
6	COVID-19 and Mortality in the Spinal Cord Injury Population: Examining the Impact of Sex, Mental Health, and Injury Etiology 2024 ·Healthcare ·Arrani Senthinathan, Mina Tadrous, (unknown), (unknown), Cherry Chu, B. Catharine Craven, Susan Jaglal, Rahim Moineddin, Lauren Cadel, Vanessa K. Noonan, John D. Shepherd, Sandra McKay, Karen Tu, Sara J. T. Guilcher	0
7	Time to SGLT2 Inhibitors Initiation in Patients With Heart Failure 2024 ·Journal of the American Heart Association ·(unknown), Jacob A. Udell, Alice Chong, Jiming Fang, Peter C. Austin, Dennis T. Ko, Thérèse A. Stukel, Clare Atzema, Gillian L. Booth, Karen Tu, David Naimark, Cynthia A. Jackevicius	2
8	Risk Prediction Scores for Type 2 Diabetes Microvascular and Cardiovascular Complications Derived and Validated With Real-world Data From 2 Provinces: The DIabeteS COmplications (DISCO) Risk Scores 2023 ·Canadian Journal of Diabetes ·Baiju R. Shah, Peter C. Austin, Noah Ivers, Alan Katz, Alexander Singer, Monica Sirski, Deva Thiruchelvam, Karen Tu	1
9	Machine learning approaches for electronic health records phenotyping: a methodical review 2022 ·Journal of the American Medical Informatics Association ·(unknown), Paul Varghese, Ellen Stephenson, Karen Tu, Jessica Gronsbell	55
10	Association of Diabetes Duration and Glycemic Control With Stroke Rate in Patients With Atrial Fibrillation and Diabetes: A Population‐Based Cohort Study 2022 ·Journal of the American Heart Association ·Husam Abdel‐Qadir, (unknown), Iliana C. Lega, Andrea Pang, Peter C. Austin, Sheldon M. Singh, Cynthia A. Jackevicius, Karen Tu, Paul Dorian, Douglas S. Lee, Dennis T. Ko	8
11	Identifying cases of spinal cord injury or disease in a primary care electronic medical record database 2021 ·Journal of Spinal Cord Medicine ·John D. Shepherd, Karen Tu, Jacqueline Young, Jawad Chishtie, B. Catharine Craven, Rahim Moineddin, Susan Jaglal	6
12	Validation of a type 1 diabetes algorithm using electronic medical records and administrative healthcare data to study the population incidence and prevalence of type 1 diabetes in Ontario, Canada 2020 ·BMJ Open Diabetes Research & Care ·Alanna Weisman, Karen Tu, Jacqueline Young, Matthew Kumar, Peter C. Austin, Liisa Jaakkimainen, Lorraine L. Lipscombe, Ronnie Aronson, Gillian L. Booth	36
13	The Association Between High and Unnecessary Antibiotic Prescribing: A Cohort Study Using Family Physician Electronic Medical Records 2020 ·Clinical Infectious Diseases ·Taito Kitano, Bradley J. Langford, Kevin A. Brown, Andrea Pang, Branson Chen, Gary Garber, Nick Daneman, Karen Tu, Valerie Leung, Elisa Candido, (unknown), Jeremiah Hwee, Michael E. Silverman, Kevin L. Schwartz	19
14	A Web-Based Self-Management Support Prototype for Adults With Chronic Kidney Disease (My Kidneys My Health): Co-Design and Usability Testing 2020 ·JMIR Formative Research ·Maoliosa Donald, Heather Beanlands, Sharon E. Straus, (unknown), (unknown), Meghan J. Elliott, Gwen Herrington, Lori Harwood, (unknown), (unknown), (unknown), Allison Tong, Allan Grill, Márta Novák, Matthew T. James, K. Scott Brimble, Susan Samuel, Karen Tu, Janine Farragher, Brenda R. Hemmelgarn	25
15	Comparison of Readmission and Death Among Patients With Cardiac Disease in Northern vs Southern Ontario 2019 ·Canadian Journal of Cardiology ·(unknown), (unknown), Peter C. Austin, Heather J. Ross, Husam Abdel‐Qadir, Harindra C. Wijeysundera, Karen Tu, Peter Cram, Peter P. Liu, Howard Abrams, Jacob A. Udell, Susanna Mak, Michael E. Farkouh, Jack V. Tu, Xuesong Wang, Sheldon W. Tobe, Douglas S. Lee	8
16	Measuring Cardiovascular Quality in Primary Care Using Canadian Cardiovascular Harmonization of National Guidelines Endeavour and Electronic Medical Record Data in Ontario 2018 ·CJC Open ·(unknown), Sheldon W. Tobe, Debra A. Butt, Noah Ivers, Liisa Jaakkimainen, Peter Liu, (unknown), Karen Tu	1
17	Determining rates of overweight and obese status in children using electronic medical records: Cross-sectional study. 2017 ·PubMed ·Catherine S. Birken, Karen Tu, (unknown), Sarah Carsley, (unknown), Gerald Lebovic, Astrid Guttmann	8
18	Comparison of primary care physician payment models in the management of hypertension. 2009 ·PubMed ·Karen Tu, Karen Cauch‐Dudek, (unknown)	20
19	Polytherapy with two or more antihypertensive drugs to lower blood pressure in elderly Ontarians. Room for improvement 2007 ·Canadian Journal of Cardiology ·Norman R.C. Campbell, Finlay A. McAlister, Minh Duong-Hua, Karen Tu	21
20	An overview of the types of physicians treating acute cardiac conditions in Canada. 2004 ·PubMed ·Karen Tu, Yanyan Gong, Peter C. Austin, (unknown), Jack V. Tu	21

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.

Explore authors with similar magnitude of impact