Ambuj Roy

77.8k total citations · 1 hit paper
147 papers, 2.1k citations indexed

About

Ambuj Roy is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Epidemiology. According to data from OpenAlex, Ambuj Roy has authored 147 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 74 papers in Cardiology and Cardiovascular Medicine, 26 papers in Surgery and 20 papers in Epidemiology. Recurrent topics in Ambuj Roy's work include Blood Pressure and Hypertension Studies (14 papers), Cardiac pacing and defibrillation studies (11 papers) and Cardiac Imaging and Diagnostics (10 papers). Ambuj Roy is often cited by papers focused on Blood Pressure and Hypertension Studies (14 papers), Cardiac pacing and defibrillation studies (11 papers) and Cardiac Imaging and Diagnostics (10 papers). Ambuj Roy collaborates with scholars based in India, United Kingdom and United States. Ambuj Roy's co-authors include Dorairaj Prabhakaran, Panniyammakal Jeemon, Nikhil Tandon, K. Srinath Reddy, Lakshmy Ramakrishnan, Nitish Naik, Nitish Naik, Vamadevan S. Ajay, Devraj Jindal and Gautam Sharma and has published in prestigious journals such as Circulation, Nature Communications and SHILAP Revista de lepidopterología.

In The Last Decade

Ambuj Roy

124 papers receiving 2.0k 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.

Cardiovascular Diseases in India

2016 505 citations Dorairaj Prabhakaran, Panniyammakal Jeemon et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ambuj Roy India	23	1.0k	292	247	246	217	147	2.1k
Jon-David Schwalm Canada	20	1.0k 1.0×	210 0.7×	281 1.1×	332 1.3×	336 1.5×	67	2.3k
Lizzy M. Brewster Netherlands	26	1.1k 1.0×	180 0.6×	257 1.0×	165 0.7×	180 0.8×	89	2.2k
Julie George United States	19	1.3k 1.2×	344 1.2×	330 1.3×	257 1.0×	276 1.3×	54	2.5k
Marc G. Jaffe United States	28	1.4k 1.4×	230 0.8×	298 1.2×	492 2.0×	394 1.8×	69	2.7k
Manlu Zhu China	14	969 1.0×	283 1.0×	442 1.8×	189 0.8×	200 0.9×	30	2.2k
Perviz Asaria United Kingdom	13	1.1k 1.1×	323 1.1×	521 2.1×	271 1.1×	495 2.3×	16	2.9k
Khalid F. AlHabib Saudi Arabia	24	2.1k 2.1×	326 1.1×	255 1.0×	455 1.8×	195 0.9×	117	3.0k
Alejandro Macchia Italy	25	1.2k 1.2×	213 0.7×	236 1.0×	392 1.6×	216 1.0×	68	2.3k
Mónica Acevedo Chile	20	889 0.9×	195 0.7×	366 1.5×	259 1.1×	232 1.1×	85	1.8k
Luigi Palmieri Italy	24	726 0.7×	269 0.9×	536 2.2×	243 1.0×	182 0.8×	157	2.0k

Countries citing papers authored by Ambuj Roy

Since Specialization

Citations

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

Fields of papers citing papers by Ambuj Roy

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ambuj Roy

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

Sharma, Pratibha, et al.. (2025). Salivary small extracellular vesicles reveal protein signatures in young patients with coronary artery disease. Clinical Proteomics. 22(1). 36–36.

Buckley, Benjamin J. R., Grace Dibben, Laurien M. Buffart, et al.. (2025). Exercise-based cardiac rehabilitation for coronary heart disease: the CaReMATCH individual participant data meta-analysis. European Journal of Preventive Cardiology.

Lan, N., Heidi Espedal, Ambuj Roy, et al.. (2025). Persistent lung and vascular inflammation in mild to moderate COVID-19 survivors detected by ¹⁸F-FDG PET/CT: A quantitative imaging study with implications for cardiovascular risk. European Journal of Nuclear Medicine and Molecular Imaging. 53(5). 3246–3257.

Patil, Satish G., Kushal Madan, Dimple Kondal, et al.. (2024). Rationale, Design and Baseline Characteristics of a Randomized Controlled Trial of a Cardiovascular Quality Improvement Strategy in India: The C-QIP Trial. American Heart Journal. 276. 83–98.

Kumar, Arvind, Naveet Wig, Nitish Naik, et al.. (2024). Knowledge and Skills in Cardiopulmonary Resuscitation and Effect of Simulation Training on it among Healthcare Workers in a Tertiary Care Center in India. Indian Journal of Critical Care Medicine. 28(4). 336–342. 4 indexed citations

Patil, Satish G., Kalpana Singh, Ruby Gupta, et al.. (2024). Effect of Yoga-Based Cardiac Rehabilitation Program on Endothelial Function, Oxidative Stress, and Inflammatory Markers in Acute Myocardial Infarction: A Randomized Controlled Trial. SHILAP Revista de lepidopterología. 17(1). 20–28. 1 indexed citations

Joshi, Mohit, et al.. (2023). Development and use of low-fidelity, low-cost, animal tissue-based simulators for surgical training during the Covid-19 pandemic. The National Medical Journal of India. 35(4). 239–242. 1 indexed citations

Varghese, Jithin Sam, Nikhil Srinivasapura Venkateshmurthy, Nikkil Sudharsanan, et al.. (2023). Hypertension Diagnosis, Treatment, and Control in India. JAMA Network Open. 6(10). e2339098–e2339098. 30 indexed citations

Mohan, Bishav, Bhupinder Singh, Kavita Singh, et al.. (2022). Impact of a nurse-led teleconsultation strategy for cardiovascular disease management during COVID-19 pandemic in India: a pyramid model feasibility study. BMJ Open. 12(7). e056408–e056408. 8 indexed citations

10.

Jindal, Devraj, Hanspria Sharma, Yashdeep Gupta, et al.. (2022). Improving care for hypertension and diabetes in india by addition of clinical decision support system and task shifting in the national NCD program: I-TREC model of care. BMC Health Services Research. 22(1). 688–688. 14 indexed citations

11.

Mishra, Pallavi, Vamadevan S. Ajay, Ambuj Roy, et al.. (2021). Exploring Barriers to Medication Adherence Using COM-B Model of Behaviour Among Patients with Cardiovascular Diseases in Low- and Middle-Income Countries: A Qualitative Study. Patient Preference and Adherence. Volume 15. 1359–1371. 14 indexed citations

12.

Roy, Ambuj, et al.. (2021). Crop Fires and Cardiovascular Health – A Study from North India. SSM - Population Health. 14. 100757–100757. 13 indexed citations

13.

Bhatia, Rohit, Gautam Sharma, Chetan Patel, et al.. (2019). Coronary Artery Disease in Patients with Ischemic Stroke and TIA. Journal of Stroke and Cerebrovascular Diseases. 28(12). 104400–104400. 15 indexed citations

14.

Venkateshmurthy, Nikhil Srinivasapura, Kevin Mc Namara, Harriet Koorts, et al.. (2019). Process evaluation protocol for a cluster randomised trial of a complex, nurse-led intervention to improve hypertension management in India. BMJ Open. 9(5). e027841–e027841. 3 indexed citations

15.

Mohan, Bishav, Amit Verma, Kavita Singh, et al.. (2019). Prevalence of sustained hypertension and obesity among urban and rural adolescents: a school-based, cross-sectional study in North India. BMJ Open. 9(9). e027134–e027134. 23 indexed citations

16.

Bansal, Raghav, Neeraj Parakh, Anunay Gupta, et al.. (2019). Incidence and predictors of pacemaker-induced cardiomyopathy with comparison between apical and non-apical right ventricular pacing sites. Journal of Interventional Cardiac Electrophysiology. 56(1). 63–70. 43 indexed citations

17.

Jindal, Devraj, Priti Gupta, Vamadevan S. Ajay, et al.. (2018). Development of mWellcare: an mHealth intervention for integrated management of hypertension and diabetes in low-resource settings. Global Health Action. 11(1). 1517930–1517930. 43 indexed citations

18.

Anderson, Cheryl A.M., Sufia Dadabhai, Albertino Damasceno, et al.. (2017). Home Blood Pressure Management Intervention in Low- to Middle-Income Countries: Protocol for a Mixed Methods Study. JMIR Research Protocols. 6(10). e188–e188. 4 indexed citations

19.

Gupta, Priti, Vamadevan S. Ajay, Devraj Jindal, et al.. (2017). Protocol for the mWellcare trial: a multicentre, cluster randomised, 12-month, controlled trial to compare the effectiveness of mWellcare, an mHealth system for an integrated management of patients with hypertension and diabetes, versus enhanced usual care in India. BMJ Open. 7(8). e014851–e014851. 22 indexed citations

20.

Roy, Ambuj, et al.. (2015). A Study to Compare The Cardiovascular Disease (CVD) Risk Associated with Smokeless Tobacco Consumption and Smoking. 5(3). 1–8.

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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