Niraj Varma

12.1k total citations · 1 hit paper
246 papers, 4.9k citations indexed

About

Niraj Varma is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Neurology. According to data from OpenAlex, Niraj Varma has authored 246 papers receiving a total of 4.9k indexed citations (citations by other indexed papers that have themselves been cited), including 219 papers in Cardiology and Cardiovascular Medicine, 33 papers in Surgery and 21 papers in Neurology. Recurrent topics in Niraj Varma's work include Cardiac pacing and defibrillation studies (174 papers), Cardiac Arrhythmias and Treatments (147 papers) and Cardiac electrophysiology and arrhythmias (84 papers). Niraj Varma is often cited by papers focused on Cardiac pacing and defibrillation studies (174 papers), Cardiac Arrhythmias and Treatments (147 papers) and Cardiac electrophysiology and arrhythmias (84 papers). Niraj Varma collaborates with scholars based in United States, France and Italy. Niraj Varma's co-authors include Andrew E. Epstein, Robert A. Schweikert, Charles J. Love, John Rickard, Bruce L. Wilkoff, Anand Irimpen, Justin Michalski, Suneet Mittal, Daniel J. Cantillon and Oussama M. Wazni and has published in prestigious journals such as The Lancet, Circulation and SHILAP Revista de lepidopterología.

In The Last Decade

Niraj Varma

224 papers receiving 4.8k 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.

Incidence and predictors of right ventricular pacing-induced cardiomyopathy in patients with complete atrioventricular block and preserved left ventricular systolic function

2016 296 citations John Rickard, Oussama M. Wazni et al. Heart Rhythm profile →

Peers

Countries citing papers authored by Niraj Varma

Since Specialization

Citations

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

Fields of papers citing papers by Niraj Varma

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Niraj Varma

This figure shows the co-authorship network connecting the top 25 collaborators of Niraj Varma. A scholar is included among the top collaborators of Niraj Varma 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 Niraj Varma. Niraj Varma 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

#	Work	Indexed citations
1	How harmful is right ventricular pacing? The question revived by the BioPace trial 2025 ·EP Europace ·Mads Brix Kronborg, Niraj Varma, (unknown)	0
2	Temporal changes in device-derived daily activity related to ventricular arrhythmias from the CERTITUDE registry 2024 ·Heart Rhythm O2 ·Valentina Kutyifa, (unknown), (unknown), (unknown), Jagmeet Singh, Larry A. Chinitz, Niraj Varma, Jonathan P. Piccini, Mintu P. Turakhia, Spencer Rosero	1
3	Bridging the Gap 2024 ·JACC. Clinical electrophysiology ·Sylvain Ploux, Marc Strik, Niraj Varma, (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), Michel Haı̈ssaguerre, Karim Bénali, Pierre Bordachar	0
4	One‐year outcomes of pulmonary vein isolation with a novel cryoballoon: Primary results of the FROZEN AF trial 2024 ·Journal of Cardiovascular Electrophysiology ·Kenneth A. Ellenbogen, Suneet Mittal, Niraj Varma, Arash Aryana, Nassir F. Marrouche, Ante Anić, Devi G. Nair, Jean Champagne, Saverio Iacopino, Carlo de Asmundis, Stanislav Weiner, Kevin J. Makati, Jonathan D. Raybuck, (unknown), Wilber Su	12
5	PO-03-083 REAL-WORLD PERFORMANCE AND AGREEMENT RATES WITH HEALTHCARE PROFESSIONALS OF A NOVEL AI ALGORITHM RECLASSIFYING ILR EPISODES 2023 ·Heart Rhythm ·(unknown), Arnaud Rosier, (unknown), (unknown), (unknown), Arnaud Lazarus, Aymeric Menet, Niraj Varma	0
6	ISE/ISHNE expert consensus statement on the ECG diagnosis of left ventricular hypertrophy: The change of the paradigm 2023 ·Annals of Noninvasive Electrocardiology ·Ljuba Bachárová, Philippe Chevalier, Bülent Görenek, Christian Jøns, Gang Li, Emanuela H. Locati, Maren Maanja, Andrés Ricardo Pérez‐Riera, Pyotr G. Platonov, Antônio Luiz Pinho Ribeiro, Douglas D. Schocken, Elsayed Z. Soliman, Jana Švehlíková, Larisa G. Tereshchenko, Martin Ugander, Niraj Varma, E. V. Zaklyazminskaya, Takanori Ikeda	4
7	Improved diagnostic performance of insertable cardiac monitors by an artificial intelligence-based algorithm 2023 ·EP Europace ·(unknown), Arnaud Rosier, (unknown), (unknown), Arnaud Lazarus, (unknown), Aymeric Menet, (unknown), Niraj Varma	4
8	PO-02-168 ONE-YEAR OUTCOMES OF PULMONARY VEIN ISOLATION WITH A NOVEL CRYOBALLOON IN 325 PATIENTS: PRIMARY RESULTS OF THE FROZEN AF TRIAL 2023 ·Heart Rhythm ·Kenneth A. Ellenbogen, Suneet Mittal, Niraj Varma, Arash Aryana, Nassir F. Marrouche, Ante Anić, Devi G. Nair, Jean Champagne, Saverio Iacopino, Carlo de Asmundis, Stanislav Weiner, David Gilligan, (unknown), (unknown), Wilber Su	0
9	P Wave Parameters and Indices: A Critical Appraisal of Clinical Utility, Challenges, and Future Research—A Consensus Document Endorsed by the International Society of Electrocardiology and the International Society for Holter and Noninvasive Electrocardiology 2022 ·Circulation Arrhythmia and Electrophysiology ·Lin Y. Chen, Antônio Luiz Pinho Ribeiro, Pyotr G. Platonov, Iwona Cygankiewicz, Elsayed Z. Soliman, Bülent Görenek, Takanori Ikeda, Vassilios Vassilikos, Jonathan S. Steinberg, Niraj Varma, Antoni Bayés de Luna, Adrián Baranchuk	55
10	P Wave Parameters and Indices: A Critical Appraisal of Clinical Utility, Challenges, and Future Research-A Consensus Document Endorsed by the International Society of Electrocardiology and the International Society for Holter and Noninvasive Electrocardiology. 2022 ·PubMed ·Lin Y. Chen, Antônio Luiz Pinho Ribeiro, Pyotr G. Platonov, Iwona Cygankiewicz, Elsayed Z. Soliman, Bülent Görenek, Takanori Ikeda, Vassilios Vassilikos, Jonathan S. Steinberg, Niraj Varma, Antoni Bayés de Luna, Adrián Baranchuk	41
11	Cardiac Resynchronization Therapy With or Without Defibrillation in Patients With Nonischemic Cardiomyopathy: A Systematic Review and Meta-Analysis 2021 ·Circulation Arrhythmia and Electrophysiology ·Divyang Patel, Anirudh Kumar, Eric Black‐Maier, Rebecca L. Morgan, Kevin Trulock, Bryan Wilner, (unknown), Eoin Donnellan, Khaldoun G. Tarakji, Daniel J. Cantillon, Niraj Varma, Samir Saba, Sana M. Al‐Khatib, Bruce L. Wilkoff, John Rickard	12
12	Rates of Adoption and Outcomes After Firmware Updates for Food and Drug Administration Cybersecurity Safety Advisories 2020 ·Circulation Arrhythmia and Electrophysiology ·Leslie A. Saxon, Niraj Varma, Laurence M. Epstein, Leonard I. Ganz, Andrew E. Epstein	3
13	Obesity Predicts Survival After Cardiac Resynchronization Therapy Independent of Effect on Left Ventricular Ejection Fraction 2020 ·Circulation Heart Failure ·Zachary J. Il’Giovine, Divyang Patel, Anirudh Kumar, Kevin Trulock, (unknown), Eoin Donnellan, (unknown), Nishant Shah, W.H. Wilson Tang, Randall C. Starling, Oussama M. Wazni, Khaldoun G. Tarakji, Daniel J. Cantillon, Mark Niebauer, Niraj Varma, Bruce L. Wilkoff, John Rickard	2
14	Left Ventricular Enlargement, Cardiac Resynchronization Therapy Efficacy, and Impact of MultiPoint Pacing 2020 ·Circulation Arrhythmia and Electrophysiology ·Niraj Varma, James H. Baker, Gery Tomassoni, Charles J. Love, David T. Martin, R. C. Sheppard, Imran Khan Niazi, (unknown), Kwangdeok Lee, Raffaele Corbisiero	16
15	Sex differences in implantable cardiac defibrillator therapy according to arrhythmia detection times 2019 ·Heart ·Maurizio Gasparini, Axel Kloppe, Maurizio Lunati, Niraj Varma, (unknown), (unknown), Marcin Gułaj, M. C. E. F. Wijffels, Ángel Arenal, Lorenza Mangoni di S. Stefano, Alessandro Proclemer	4
16	Adaptive CRT in patients with normal AV conduction and left bundle branch block: Does QRS duration matter? 2017 ·International Journal of Cardiology ·Hiro Yamasaki, Daniel L. Lustgarten, Jeffrey Cerkvenik, David H. Birnie, Maurizio Gasparini, (unknown), Yukio Sekiguchi, Niraj Varma, Bernd Lemke, Randall C. Starling, Kazutaka Aonuma	16
17	Abstract 14586: Total Scar Burden Predicts Cardiac Resynchronization Therapy (CRT) Response Beyond Left Bundle Branch Block (LBBB) and QRS Duration (QRSd) and Regardless of the Type of Cardiomyopathy (CM) 2015 ·Circulation ·Serge C. Harb, (unknown), Zoran Popović, (unknown), Niraj Varma, Scott D. Flamm, (unknown)	1
18	Automatic Remote Monitoring of Implantable Cardioverter-Defibrillator Lead and Generator Performance 2010 ·Circulation Arrhythmia and Electrophysiology ·Niraj Varma, Justin Michalski, Andrew E. Epstein, Robert A. Schweikert	123
19	Prevalence of Cancelled Shock Therapy and Relationship to Shock Delivery in Recipients of Implantable Cardioverter‐Defibrillators Assessed by Remote Monitoring 2009 ·Pacing and Clinical Electrophysiology ·Niraj Varma, Mark Johnson	21
20	Electrocardiography of tachycardias : diagnosis from the 12 lead ECG 1993 ·Niraj Varma, (unknown)	1

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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