Sam J. Lehman

3.7k total citations · 1 hit paper
32 papers, 1.3k citations indexed

About

Sam J. Lehman is a scholar working on Cardiology and Cardiovascular Medicine, Radiology, Nuclear Medicine and Imaging and Surgery. According to data from OpenAlex, Sam J. Lehman has authored 32 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 20 papers in Cardiology and Cardiovascular Medicine, 17 papers in Radiology, Nuclear Medicine and Imaging and 11 papers in Surgery. Recurrent topics in Sam J. Lehman's work include Cardiac Imaging and Diagnostics (17 papers), Acute Myocardial Infarction Research (9 papers) and Cardiac Valve Diseases and Treatments (7 papers). Sam J. Lehman is often cited by papers focused on Cardiac Imaging and Diagnostics (17 papers), Acute Myocardial Infarction Research (9 papers) and Cardiac Valve Diseases and Treatments (7 papers). Sam J. Lehman collaborates with scholars based in Australia, United States and Germany. Sam J. Lehman's co-authors include Udo Hoffmann, Christopher L. Schlett, Joseph M. Massaro, Fabian Bamberg, Christopher J. O’Donnell, Caroline S. Fox, Thomas J. Brady, Caroline S. Fox, Norman E. Lepor and Steven E. Nissen and has published in prestigious journals such as JAMA, Circulation and PLoS ONE.

In The Last Decade

Sam J. Lehman

29 papers receiving 1.3k 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.

Efficacy and Tolerability of Evolocumab vs Ezetimibe in Patients With Muscle-Related Statin Intolerance

2016 354 citations Steven E. Nissen, Erik S.G. Stroes et al. JAMA profile →

Peers

Sam J. Lehman

SURGE

CCM

RNMI

Marguerite Roth United States

Sanneke P.M. de Boer Netherlands

Michelle Samuel Canada

Aryeh Shaleṿ Israel

Gražina Urbonavičienė Denmark

Steven R. Bailey United States

Mohammad Alkhalil United Kingdom

Nitesh Nerlekar Australia

Hideki Kawai Japan

Masakazu Yamagishi Japan

Marguerite Roth United States

Sam J. Lehman

443 ×0.7

SURGE

686 ×1.2

CCM

868 ×1.7

RNMI

203 ×0.9

39 ×0.2

Citations per year, relative to Sam J. Lehman Sam J. Lehman (= 1×) peers Marguerite Roth

Countries citing papers authored by Sam J. Lehman

Since Specialization

Citations

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

Fields of papers citing papers by Sam J. Lehman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Sam J. Lehman

This figure shows the co-authorship network connecting the top 25 collaborators of Sam J. Lehman. A scholar is included among the top collaborators of Sam J. Lehman 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 Sam J. Lehman. Sam J. Lehman 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

Lehman, Sam J., et al.. (2024). Could Computed Tomography Coronary Angiography Replace Invasive Coronary Angiography as a First-Line Diagnostic Investigation in Suspected Acute Coronary Syndromes? A Decision-Analytic Model. Heart Lung and Circulation. 33(3). 342–349.

Khan, Ehsan, Anthony Chuang, Sam J. Lehman, et al.. (2023). Impacts of high sensitivity troponin T reporting on care and outcomes in clinical practice: Interactions between low troponin concentrations and participant sex within two randomized clinical trials. International Journal of Cardiology. 393. 131396–131396. 1 indexed citations

Khan, Ehsan, et al.. (2023). Twelve-Month Outcomes of Patients With Myocardial Injury not Due to Type-1 Myocardial Infarction. Heart Lung and Circulation. 32(8). 978–985. 1 indexed citations

Jones, Dylan, Derek P. Chew, Matthew Horsfall, et al.. (2021). Impact of Surgical and Transcatheter Aortic Valve Replacement on Frailty Score. Heart Lung and Circulation. 31(4). 566–574. 4 indexed citations

Jones, Dylan, Derek P. Chew, Matthew Horsfall, et al.. (2021). Impact of increased augmentation index and valvuloarterial impedance on symptom recovery after aortic valve replacement for severe aortic stenosis. IJC Heart & Vasculature. 32. 100705–100705. 4 indexed citations

Nguyen, Mau T., Ehsan Khan, Dylan Jones, et al.. (2021). Troponin elevation pattern and subsequent cardiac and non-cardiac outcomes: Implementing the Fourth Universal Definition of Myocardial Infarction and high-sensitivity troponin at a population level. PLoS ONE. 16(3). e0248289–e0248289. 2 indexed citations

Jones, Dylan, Derek P. Chew, Matthew Horsfall, et al.. (2019). Multidisciplinary transcatheter aortic valve replacement heart team programme improves mortality in aortic stenosis. Open Heart. 6(2). e000983–e000983. 17 indexed citations

Nissen, Steven E., Erik S.G. Stroes, Ricardo E. Dent‐Acosta, et al.. (2016). Efficacy and Tolerability of Evolocumab vs Ezetimibe in Patients With Muscle-Related Statin Intolerance. JAMA. 315(15). 1580–1580. 354 indexed citations breakdown →

Ko, Brian, James D. Cameron, Ian T. Meredith, et al.. (2011). Computed tomography stress myocardial perfusion imaging in patients considered for revascularization: a comparison with fractional flow reserve. European Heart Journal. 33(1). 67–77. 157 indexed citations

10.

Schlett, Christopher L., Dahlia Banerji, Fabian Bamberg, et al.. (2011). Prognostic Value of CT Angiography for Major Adverse Cardiac Events in Patients With Acute Chest Pain From the Emergency Department. JACC. Cardiovascular imaging. 4(5). 481–491. 105 indexed citations

11.

Ko, Brian, James D. Cameron, Michael Leung, et al.. (2010). Abstract 17548: Computed Tomography Stress Myocardial Perfusion for Diagnosing Myocardial Ischemia - A Comparison with Quantitative Coronary Angiography and Fractional Flow Reserve. Circulation. 122. 2 indexed citations

12.

Lehman, Sam J., Joseph M. Massaro, Christopher L. Schlett, et al.. (2010). Peri-aortic fat, cardiovascular disease risk factors, and aortic calcification: The Framingham Heart Study. Atherosclerosis. 210(2). 656–661. 177 indexed citations

13.

Lehman, Sam J., Christopher L. Schlett, Fabian Bamberg, et al.. (2009). Assessment of Coronary Plaque Progression in Coronary Computed Tomography Angiography Using a Semiquantitative Score. JACC. Cardiovascular imaging. 2(11). 1262–1270. 68 indexed citations

14.

Haraldsdóttir, Sigurdís, Þórarinn Guðnason, Axel F. Sigurðsson, et al.. (2009). Diagnostic accuracy of 64-slice multidetector CT for detection of in-stent restenosis in an unselected, consecutive patient population. European Journal of Radiology. 76(2). 188–194. 24 indexed citations

15.

Lehman, Sam J., Suhny Abbara, Ricardo C. Cury, et al.. (2009). Significance of Cardiac Computed Tomography Incidental Findings in Acute Chest Pain. The American Journal of Medicine. 122(6). 543–549. 73 indexed citations

16.

Schlett, Christopher L., Joseph M. Massaro, Sam J. Lehman, et al.. (2009). Novel measurements of periaortic adipose tissue in comparison to anthropometric measures of obesity, and abdominal adipose tissue. International Journal of Obesity. 33(2). 226–232. 84 indexed citations

17.

Lehman, Sam J., Robert A. Baker, Philip E. Aylward, John Knight, & Derek P. Chew. (2009). Outcomes of cardiac surgery in Indigenous Australians. The Medical Journal of Australia. 190(10). 588–593. 26 indexed citations

18.

Lehman, Sam J., Christopher L. Schlett, Fabian Bamberg, et al.. (2008). Appearance of Acute and Chronic Coronary Occlusions in Contrast-Enhanced Cardiac Computed Tomography. JACC. Cardiovascular imaging. 1(6). 809–811. 5 indexed citations

19.

Lehman, Sam J. & Derek P. Chew. (2006). Bivalirudin in percutaneous coronary intervention. Vascular Health and Risk Management. 2(4). 357–363. 10 indexed citations

20.

Möllgård, Lars, Ulf Tidefelt, Britt Sundman‐Engberg, et al.. (1998). High Single Dose of Mitoxantrone and Cytarabine in Acute Non-Lymphocytic Leukemia: A Pharmacokinetic and Clinical Study. Therapeutic Drug Monitoring. 20(6). 640–645. 6 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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