Patrick J. O’Hara

19.4k total citations · 2 hit papers
214 papers, 14.2k citations indexed

About

Patrick J. O’Hara is a scholar working on Pulmonary and Respiratory Medicine, Surgery and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Patrick J. O’Hara has authored 214 papers receiving a total of 14.2k indexed citations (citations by other indexed papers that have themselves been cited), including 99 papers in Pulmonary and Respiratory Medicine, 57 papers in Surgery and 45 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Patrick J. O’Hara's work include Aortic aneurysm repair treatments (44 papers), Cardiac, Anesthesia and Surgical Outcomes (32 papers) and Cerebrovascular and Carotid Artery Diseases (31 papers). Patrick J. O’Hara is often cited by papers focused on Aortic aneurysm repair treatments (44 papers), Cardiac, Anesthesia and Surgical Outcomes (32 papers) and Cerebrovascular and Carotid Artery Diseases (31 papers). Patrick J. O’Hara collaborates with scholars based in United States, Canada and Denmark. Patrick J. O’Hara's co-authors include Norman Hertzer, Edwin G. Beven, Leonard P. Krajewski, Paul O. Sheppard, Francis James Grant, F S Hagen, Daniel G. Clair, Betty Haldeman, Jess R. Young and Teresa Gilbert and has published in prestigious journals such as Science, Cell and Proceedings of the National Academy of Sciences.

In The Last Decade

Patrick J. O’Hara

209 papers receiving 13.5k 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.

Coronary Artery Disease in Peripheral Vascular Patients

1984 977 citations Norman Hertzer, Edwin G. Beven et al. profile →
The ligand-binding domain in metabotropic glutamate receptors is related to bacterial periplasmic binding proteins

1993 561 citations Patrick J. O’Hara, Paul O. Sheppard et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Patrick J. O’Hara United States	66	6.2k	4.1k	3.8k	3.1k	1.6k	214	14.2k
Victor J. Ferrans United States	72	3.9k 0.6×	5.8k 1.4×	2.8k 0.7×	5.5k 1.8×	521 0.3×	283	18.6k
Fred T. Bosman Netherlands	69	3.6k 0.6×	6.2k 1.5×	5.5k 1.4×	1.2k 0.4×	343 0.2×	377	21.9k
Guido Majno United States	51	1.9k 0.3×	4.1k 1.0×	3.1k 0.8×	1.2k 0.4×	816 0.5×	127	15.6k
Dominique P.V. de Kleijn Netherlands	60	2.2k 0.4×	6.4k 1.6×	3.1k 0.8×	3.4k 1.1×	857 0.6×	266	14.5k
Axel R. Pries Germany	58	3.4k 0.6×	2.3k 0.6×	1.5k 0.4×	2.7k 0.9×	275 0.2×	187	11.6k
William L. Stanford United States	61	2.2k 0.4×	5.7k 1.4×	3.1k 0.8×	2.6k 0.8×	338 0.2×	294	15.3k
Yasunori Okada Japan	94	3.9k 0.6×	11.6k 2.8×	3.9k 1.0×	2.0k 0.6×	964 0.6×	602	33.0k
John F. Engelhardt United States	79	5.2k 0.8×	11.1k 2.7×	2.4k 0.6×	1.3k 0.4×	595 0.4×	315	21.6k
Jeffrey A. Golden United States	71	4.5k 0.7×	4.1k 1.0×	2.6k 0.7×	588 0.2×	1.9k 1.2×	385	15.3k
Kurt R. Stenmark United States	70	13.2k 2.1×	6.7k 1.6×	3.1k 0.8×	5.5k 1.8×	368 0.2×	344	21.7k

Countries citing papers authored by Patrick J. O’Hara

Since Specialization

Citations

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

Fields of papers citing papers by Patrick J. O’Hara

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Patrick J. O’Hara. 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 Patrick J. O’Hara. The network helps show where Patrick J. O’Hara may publish in the future.

Co-authorship network of co-authors of Patrick J. O’Hara

This figure shows the co-authorship network connecting the top 25 collaborators of Patrick J. O’Hara. A scholar is included among the top collaborators of Patrick J. O’Hara 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 Patrick J. O’Hara. Patrick J. O’Hara 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

Farr, Maryjane, Patrick J. O’Hara, Nicholas Hendren, et al.. (2024). Novel therapeutic agents for cardiometabolic risk mitigation in heart transplant recipients. The Journal of Heart and Lung Transplantation. 44(4). 477–486.

O’Hara, Patrick J., et al.. (2024). Abstract 4147152: First Implantation of Atrial Leadless Pacemaker in Atriopulmonary Fontan. Circulation. 150(Suppl_1).

O’Hara, Patrick J., et al.. (2024). On-the-fly multiscale analysis of composite materials with a Generalized Finite Element Method. Finite Elements in Analysis and Design. 236. 104166–104166. 2 indexed citations

Williams, Robert W. & Patrick J. O’Hara. (2023). Modelling ship strike risk to fin, humpback and killer whales in British Columbia, Canada. The journal of cetacean research and management. Special issue. 11(1). 1–8. 11 indexed citations

Wang, Andrew, et al.. (2023). Near Real-Time Social Distance Estimation In London. The Computer Journal. 67(1). 95–109. 1 indexed citations

O’Hara, Patrick J., et al.. (2021). A displacement correlation method for stress intensity factor extraction from 3D fractures in anisotropic materials. Engineering Fracture Mechanics. 258. 108040–108040. 5 indexed citations

Mera, Robertino M., Jose A. Suaya, Heather Amrine‐Madsen, et al.. (2011). Increasing Role of Staphylococcus aureus and Community-Acquired Methicillin-Resistant Staphylococcus aureus Infections in the United States: A 10-Year Trend of Replacement and Expansion. Microbial Drug Resistance. 17(2). 321–328. 80 indexed citations

Sarac, Timur P., Norman Hertzer, Edward J. Mascha, et al.. (2002). Gender as a primary predictor of outcome after carotid endarterectomy. Journal of Vascular Surgery. 35(4). 748–753. 63 indexed citations

O’Hara, Patrick J., et al.. (2001). Reoperation for recurrent carotid stenosis: Early results and late outcome in 199 patients. Journal of Vascular Surgery. 34(1). 5–12. 42 indexed citations

10.

Clair, Daniel G., Bruce H. Gray, Patrick J. O’Hara, & Kenneth Ouriel. (2000). An evaluation of the costs to health care institutions of endovascular aortic aneurysm repair. Journal of Vascular Surgery. 32(1). 148–152. 64 indexed citations

11.

LaMuraglia, Glenn M., Patrick J. O’Hara, William H. Baker, et al.. (2000). The reduction of the allogenic transfusion requirement in aortic surgery with a hemoglobin-based solution. Journal of Vascular Surgery. 31(2). 299–308. 98 indexed citations

12.

Hertzer, Norman, et al.. (1999). Perioperative risk and late outcome of nonelective carotid endarterectomy. Journal of Vascular Surgery. 30(4). 618–631. 15 indexed citations

13.

Bräuner‐Osborne, Hans, Anders A. Jensen, Paul O. Sheppard, Patrick J. O’Hara, & Povl Krogsgaard‐Larsen. (1999). The Agonist-binding Domain of the Calcium-sensing Receptor Is Located at the Amino-terminal Domain. Journal of Biological Chemistry. 274(26). 18382–18386. 144 indexed citations

14.

O’Hara, Patrick J., Norman Hertzer, Edward J. Mascha, et al.. (1998). Carotid endarterectomy in octogenarians: Early results and late outcome. Journal of Vascular Surgery. 27(5). 860–871. 60 indexed citations

15.

Starr, Jean E., Norman Hertzer, Edward J. Mascha, et al.. (1996). Influence of gender on cardiac risk and survival in patients with infrarenal aortic aneurysms. Journal of Vascular Surgery. 23(5). 870–880. 47 indexed citations

16.

O’Hara, Patrick J., et al.. (1992). Saphenous vein patch rupture after carotid endarterectomy. Journal of Vascular Surgery. 15(3). 504–509. 67 indexed citations

17.

Brown, James R., Teresa Gilbert, David Kowbel, et al.. (1989). Nucleotide sequence of the apocytochrome B gene in white sturgeon mitochondrial DNA. Nucleic Acids Research. 17(11). 4389–4389. 30 indexed citations

18.

Tenover, Fred C., Teresa Gilbert, & Patrick J. O’Hara. (1989). Nucleotide sequence of a novel kanamycin resistance gene, aphA-7, from Campylobacter jejuni and comparison to other kanamycin phosphotransferase genes. Plasmid. 22(1). 52–58. 30 indexed citations

19.

O’Hara, Patrick J., Norman Hertzer, & Edwin G. Beven. (1985). External carotid revascularization: Review of a ten-year experience. Journal of Vascular Surgery. 2(5). 709–714. 3 indexed citations

20.

O’Hara, Patrick J., Stuart T. Nichol, Frank M. Horodyski, & John J. Holland. (1984). Vesicular stomatitis virus defective interfering particles can contain extensive genomic sequence rearrangements and base substitutions. Cell. 36(4). 915–924. 102 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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