Wilton A. van Klei

9.3k total citations · 2 hit papers
121 papers, 4.6k citations indexed

About

Wilton A. van Klei is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Wilton A. van Klei has authored 121 papers receiving a total of 4.6k indexed citations (citations by other indexed papers that have themselves been cited), including 95 papers in Cardiology and Cardiovascular Medicine, 69 papers in Surgery and 32 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Wilton A. van Klei's work include Cardiac, Anesthesia and Surgical Outcomes (89 papers), Hemodynamic Monitoring and Therapy (40 papers) and Aortic aneurysm repair treatments (16 papers). Wilton A. van Klei is often cited by papers focused on Cardiac, Anesthesia and Surgical Outcomes (89 papers), Hemodynamic Monitoring and Therapy (40 papers) and Aortic aneurysm repair treatments (16 papers). Wilton A. van Klei collaborates with scholars based in Netherlands, United States and Canada. Wilton A. van Klei's co-authors include Cor J. Kalkman, Teus H. Kappen, Leo van Wolfswinkel, Karel G.M. Moons, Jilles B. Bijker, Linda M. Peelen, Esther M. Wesselink, Arjen J. C. Slooter, Yvonne Vergouwe and Judith A. R. van Waes and has published in prestigious journals such as New England Journal of Medicine, Circulation and SHILAP Revista de lepidopterología.

In The Last Decade

Wilton A. van Klei

114 papers receiving 4.4k 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.

Intraoperative hypotension and the risk of postoperative adverse outcomes: a systematic review

2018 484 citations Esther M. Wesselink, Teus H. Kappen et al. British Journal of Anaesthesia profile →
Incidence of Intraoperative Hypotension as a Function of the Chosen Definition

2007 477 citations Jilles B. Bijker, Wilton A. van Klei et al. Anesthesiology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Wilton A. van Klei Netherlands	32	3.1k	2.8k	620	602	373	121	4.6k
Wolfgang Bühre Netherlands	36	2.1k 0.7×	2.2k 0.8×	427 0.7×	772 1.3×	329 0.9×	174	4.0k
Angela M. Bader United States	41	2.0k 0.7×	2.4k 0.9×	664 1.1×	371 0.6×	560 1.5×	179	5.3k
Linda M. Peelen Netherlands	35	2.4k 0.8×	2.5k 0.9×	1.4k 2.3×	863 1.4×	275 0.7×	116	6.8k
Teus H. Kappen Netherlands	22	1.3k 0.4×	1.4k 0.5×	573 0.9×	225 0.4×	252 0.7×	50	2.6k
Jeremiah R. Brown United States	35	2.0k 0.6×	2.1k 0.7×	327 0.5×	911 1.5×	162 0.4×	170	5.9k
Gregory L. Bryson Canada	36	1.7k 0.6×	1.8k 0.6×	448 0.7×	629 1.0×	138 0.4×	99	3.8k
Massimiliano Greco Italy	23	1.2k 0.4×	1.5k 0.5×	262 0.4×	734 1.2×	112 0.3×	86	3.2k
A. A. Klein United Kingdom	40	1.4k 0.5×	1.6k 0.6×	408 0.7×	961 1.6×	195 0.5×	137	4.8k
Vincent Piriou France	26	1.1k 0.4×	1.2k 0.4×	248 0.4×	495 0.8×	175 0.5×	171	2.9k
Sanne E. Hoeks Netherlands	46	3.6k 1.2×	3.6k 1.3×	353 0.6×	2.7k 4.4×	91 0.2×	258	7.2k

Countries citing papers authored by Wilton A. van Klei

Since Specialization

Citations

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

Fields of papers citing papers by Wilton A. van Klei

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Wilton A. van Klei. 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 Wilton A. van Klei. The network helps show where Wilton A. van Klei may publish in the future.

Co-authorship network of co-authors of Wilton A. van Klei

This figure shows the co-authorship network connecting the top 25 collaborators of Wilton A. van Klei. A scholar is included among the top collaborators of Wilton A. van Klei 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 Wilton A. van Klei. Wilton A. van Klei 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

Karkouti, Keyvan, Chaya Shwaartz, Marina Englesakis, et al.. (2025). Use of prothrombin complex concentrates in liver transplantation: a systematic review and meta-analysis. British Journal of Anaesthesia. 135(5). 1172–1192.

Klei, Wilton A. van, et al.. (2025). The association of right ventricular function with outcomes after cardiac surgery: a systematic review. Canadian Journal of Anesthesia/Journal canadien d anesthésie. 72(2). 285–318.

Waes, Judith A. R. van, Lisette M. Vernooij, Brian H. Cuthbertson, et al.. (2024). Postoperative troponin surveillance to detect myocardial infarction: an observational cohort modelling study. British Journal of Anaesthesia. 132(4). 667–674. 1 indexed citations

McGinn, Ryan, Roberto J. González, Yanhong Li, et al.. (2024). Association of Intraoperative Hypotension With Delayed Graft Function Following Kidney Transplant: A Single Centre Retrospective Cohort Study. Clinical Transplantation. 38(10). e70000–e70000. 1 indexed citations

Torres, Eva, Justyna Bartoszko, Gordon Tait, et al.. (2023). Effect of a national guideline on postoperative troponin surveillance: a retrospective cohort study. Canadian Journal of Anesthesia/Journal canadien d anesthésie. 71(3). 322–329. 1 indexed citations

Vernooij, Lisette M., Judith A. R. van Waes, Felix van Lier, et al.. (2023). Postoperative myocardial injury phenotypes and self-reported disability in patients undergoing noncardiac surgery: a multicentre observational study. British Journal of Anaesthesia. 132(1). 35–44. 2 indexed citations

Hennus, Marije P., John Q. Young, Martina Hennessy, et al.. (2021). Supervision, Interprofessional Collaboration, and Patient Safety in Intensive Care Units during the COVID-19 Pandemic. ATS Scholar. 2(3). 397–414. 14 indexed citations

Vernooij, Lisette M., et al.. (2020). Postoperative visits by dedicated anesthesiologists in patients with elevated troponin: a retrospective cohort study evaluating postoperative care utility and early detection of complications. SHILAP Revista de lepidopterología. 9(1). 22–22. 7 indexed citations

Visser, Els, Marije Marsman, Peter S.N. van Rossum, et al.. (2017). Postoperative pain management after esophagectomy: a systematic review and meta-analysis. Diseases of the Esophagus. 30(10). 1–11. 39 indexed citations

10.

Waes, Judith A. R. van, Hendrik M. Nathoe, Hans Kemperman, et al.. (2016). One-Year Mortality, Causes of Death, and Cardiac Interventions in Patients with Postoperative Myocardial Injury. Anesthesia & Analgesia. 123(1). 29–37. 66 indexed citations

11.

Wesselink, Esther M., Teus H. Kappen, Wilton A. van Klei, et al.. (2015). Intraoperative hypotension and delirium after on-pump cardiac surgery. British Journal of Anaesthesia. 115(3). 427–433. 59 indexed citations

12.

Kappen, Teus H., Kim van Loon, Leo van Wolfswinkel, et al.. (2015). Barriers and facilitators perceived by physicians when using prediction models in practice. Journal of Clinical Epidemiology. 70. 136–145. 43 indexed citations

13.

Waes, Judith A. R. van, Hendrik M. Nathoe, Jurgen C. de Graaff, et al.. (2013). Myocardial Injury After Noncardiac Surgery and its Association With Short-Term Mortality. Circulation. 127(23). 2264–2271. 214 indexed citations

14.

Bouwmeester, Walter, Karel G. M. Moons, Teus H. Kappen, et al.. (2013). Internal Validation of Risk Models in Clustered Data: A Comparison of Bootstrap Schemes. American Journal of Epidemiology. 177(11). 1209–1217. 20 indexed citations

15.

Bijker, Jilles B., Suzanne Persoon, Linda M. Peelen, et al.. (2012). Intraoperative Hypotension and Perioperative Ischemic Stroke after General Surgery. Anesthesiology. 116(3). 658–664. 309 indexed citations

16.

Klei, Wilton A. van, Gregory L. Bryson, Homer Yang, & Alan J. Forster. (2009). Effect of β-blocker Prescription on the Incidence of Postoperative Myocardial Infarction after Hip and Knee Arthroplasty. Anesthesiology. 111(4). 717–724. 38 indexed citations

17.

Bijker, Jilles B., Wilton A. van Klei, Yvonne Vergouwe, et al.. (2009). Intraoperative Hypotension and 1-Year Mortality after Noncardiac Surgery. Anesthesiology. 111(6). 1217–1226. 233 indexed citations

18.

Bijker, Jilles B., Wilton A. van Klei, Teus H. Kappen, et al.. (2007). Incidence of Intraoperative Hypotension as a Function of the Chosen Definition. Anesthesiology. 107(2). 213–220. 477 indexed citations breakdown →

19.

Klei, Wilton A. van, et al.. (2006). The effect of addition of intrathecal clonidine to hyperbaric bupivacaine on postoperative pain and morphine requirements after Caesarean section: a randomized controlled trial. British Journal of Anaesthesia. 97(3). 365–370. 63 indexed citations

20.

Klei, Wilton A. van. (2002). Optimizing the Benefits of Outpatient Preoperative Anesthesia Evaluation. Anesthesia & Analgesia. 95(5). 1461–1462. 3 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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