Ahmed Sayed

1.7k total citations · 1 hit paper
70 papers, 539 citations indexed

About

Ahmed Sayed is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Radiology, Nuclear Medicine and Imaging. According to data from OpenAlex, Ahmed Sayed has authored 70 papers receiving a total of 539 indexed citations (citations by other indexed papers that have themselves been cited), including 26 papers in Cardiology and Cardiovascular Medicine, 16 papers in Surgery and 11 papers in Radiology, Nuclear Medicine and Imaging. Recurrent topics in Ahmed Sayed's work include Cardiac Imaging and Diagnostics (11 papers), Cardiovascular Function and Risk Factors (8 papers) and Lipoproteins and Cardiovascular Health (7 papers). Ahmed Sayed is often cited by papers focused on Cardiac Imaging and Diagnostics (11 papers), Cardiovascular Function and Risk Factors (8 papers) and Lipoproteins and Cardiovascular Health (7 papers). Ahmed Sayed collaborates with scholars based in Egypt, United States and Saudi Arabia. Ahmed Sayed's co-authors include Eshak I. Bahbah, Malak Munir, Ghulam Md Ashraf, Mohamed Elfil, George E. Barreto, Serageldin Kamel, Omar Abdelfattah, Javed Butler, Ahmed Negida and Dmitry Abramov and has published in prestigious journals such as JAMA, SHILAP Revista de lepidopterología and Blood.

In The Last Decade

Ahmed Sayed

56 papers receiving 523 citations

Hit Papers

Reversals in the Decline of Heart Failure Mortality in th... 2024 2026 2025 2024 10 20 30 40
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. Reversals in the Decline of Heart Failure Mortality in the US, 1999 to 2021
    2024 47 citations Ahmed Sayed, Dmitry Abramov et al. JAMA Cardiology profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Ahmed Sayed Egypt 13 178 90 89 66 50 70 539
Oscar Hou In Chou Hong Kong 13 150 0.8× 97 1.1× 59 0.7× 96 1.5× 67 1.3× 56 500
Mohammad Keykhaei Iran 14 97 0.5× 65 0.7× 37 0.4× 60 0.9× 105 2.1× 45 516
Yurong Zhang China 12 167 0.9× 96 1.1× 77 0.9× 128 1.9× 177 3.5× 23 773
Simona Sperlongano Italy 15 314 1.8× 123 1.4× 61 0.7× 60 0.9× 84 1.7× 49 587
Zening Jin China 14 244 1.4× 143 1.6× 142 1.6× 46 0.7× 135 2.7× 60 590
Adam Chahine United States 15 173 1.0× 98 1.1× 118 1.3× 48 0.7× 76 1.5× 28 545
Arun Raizada India 12 87 0.5× 93 1.0× 41 0.5× 110 1.7× 136 2.7× 16 572
Neil Patel United States 15 148 0.8× 121 1.3× 42 0.5× 134 2.0× 156 3.1× 68 721
Deana Lazaro United States 13 177 1.0× 39 0.4× 67 0.8× 82 1.2× 42 0.8× 23 500
Sonia Bouri United Kingdom 10 183 1.0× 136 1.5× 112 1.3× 110 1.7× 69 1.4× 24 523

Countries citing papers authored by Ahmed Sayed

Since Specialization
Citations

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

Fields of papers citing papers by Ahmed Sayed

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ahmed Sayed

This figure shows the co-authorship network connecting the top 25 collaborators of Ahmed Sayed. A scholar is included among the top collaborators of Ahmed Sayed 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 Ahmed Sayed. Ahmed Sayed 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.
Abdelfattah, Omar, et al.. (2025). Global and Temporal Trends in Utilization and Outcomes of Implantable Cardioverter Defibrillators in Hypertrophic Cardiomyopathy. Circulation Arrhythmia and Electrophysiology. 18(2). e013479–e013479.
2.
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Sayed, Ahmed, Barry J. Maron, Ethan J. Rowin, & Martin S. Maron. (2025). Evidence of Declining Mortality Trends for Hypertrophic Cardiomyopathy in the United States and the Impact of the COVID‐19 Pandemic. Journal of the American Heart Association. 14(7). e037047–e037047.
4.
Sayed, Ahmed, Elizabeth R. Stevens, Kosuke Tamura, et al.. (2024). Association between a diagnosis of diabetes mellitus and smoking abstinence: An analysis of the National Health Interview Survey (2006-2018). Preventive Medicine. 187. 108085–108085.
5.
Sayed, Ahmed, Joseph S. Ross, John Mandrola, Lisa Soleymani Lehmann, & Andrew Foy. (2024). Industry Payments to US Physicians by Specialty and Product Type. JAMA. 331(15). 1325–1325. 12 indexed citations
6.
Sayed, Ahmed, Dmitry Abramov, Gregg C. Fonarow, et al.. (2024). Reversals in the Decline of Heart Failure Mortality in the US, 1999 to 2021. JAMA Cardiology. 9(6). 585–585. 47 indexed citations breakdown →
7.
Al‐Mallah, Mouaz H., et al.. (2024). Cardiac positron emission tomography and other modalities for coronary artery disease assessment: A snapshot from the medicare data. Journal of Nuclear Cardiology. 41. 102030–102030. 9 indexed citations
8.
Sayed, Ahmed, et al.. (2024). Hybrid Imaging: Calcium Score and Myocardial Perfusion Imaging. Seminars in Nuclear Medicine. 54(5). 638–647. 6 indexed citations
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10.
Heuts, Samuel, Ahmed Sayed, Sarah Urbut, et al.. (2024). Bayesian Analytical Methods in Cardiovascular Clinical Trials: Why, When, and How. Canadian Journal of Cardiology. 41(1). 30–44. 7 indexed citations
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Sayed, Ahmed & James M. Brophy. (2024). Effect of bempedoic acid on mortality and cardiovascular events in primary and secondary prevention: A post-hoc analysis of the CLEAR-outcomes trial. International Journal of Cardiology. 406. 132074–132074.
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Sayed, Ahmed, Malak Munir, JoAnn E. Manson, et al.. (2023). Factors Associated With Sex Disparities in Leisure-Time Physical Activity: An Analysis of the Behavioral Risk Factor Surveillance System, 2011 to 2021. Mayo Clinic Proceedings. 98(7). 997–1008. 3 indexed citations
15.
Sayed, Ahmed, Omar Abdelfattah, Malak Munir, et al.. (2022). Long-term effectiveness of empiric cardio-protection in patients receiving cardiotoxic chemotherapies: A systematic review & bayesian network meta-analysis. European Journal of Cancer. 169. 82–92. 9 indexed citations
16.
Abdelfattah, Omar, Matthew W. Martinez, Ahmed Sayed, et al.. (2022). Temporal and Global Trends of the Incidence of Sudden Cardiac Death in Hypertrophic Cardiomyopathy. JACC. Clinical electrophysiology. 8(11). 1417–1427. 18 indexed citations
17.
Sayed, Ahmed, et al.. (2021). Minimally invasive surgery versus transcatheter aortic valve replacement: a systematic review and meta-analysis. Open Heart. 8(1). e001535–e001535. 10 indexed citations
18.
Sayed, Ahmed, Malak Munir, Ibrahim M. Sayed, et al.. (2020). Clinical Review of COVID-19; Pathogenesis, Diagnosis, and Management. Current Pharmaceutical Design. 27(41). 4232–4244. 20 indexed citations
19.
Sayed, Ahmed, et al.. (2019). A Low Cost Circular Polarized Antenna Array for GPS Receivers. European Conference on Antennas and Propagation. 4 indexed citations
20.
Shaker, Mohamed, et al.. (2018). Outcome of transarterial chemoembolization in Egyptian patients with hepatocellular carcinoma and branch portal vein thrombosis. Indian Journal of Gastroenterology. 37(2). 127–132. 2 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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