Michael R. O’Connell

3.0k total citations · 1 hit paper
32 papers, 1.4k citations indexed

About

Michael R. O’Connell is a scholar working on Surgery, Oncology and Epidemiology. According to data from OpenAlex, Michael R. O’Connell has authored 32 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Surgery, 10 papers in Oncology and 5 papers in Epidemiology. Recurrent topics in Michael R. O’Connell's work include Pancreatitis Pathology and Treatment (15 papers), Pancreatic and Hepatic Oncology Research (10 papers) and Gastrointestinal disorders and treatments (5 papers). Michael R. O’Connell is often cited by papers focused on Pancreatitis Pathology and Treatment (15 papers), Pancreatic and Hepatic Oncology Research (10 papers) and Gastrointestinal disorders and treatments (5 papers). Michael R. O’Connell collaborates with scholars based in United States, France and Israel. Michael R. O’Connell's co-authors include Dhiraj Yadav, Georgios I. Papachristou, David C. Whitcomb, Venkata Muddana, Adam Slivka, Michael K. Sanders, Randall E. Brand, Michelle A. Anderson, Timothy B. Gardner and Stuart Sherman and has published in prestigious journals such as SHILAP Revista de lepidopterología, Gastroenterology and Journal of Bone and Joint Surgery.

In The Last Decade

Michael R. O’Connell

30 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.

Comparison of BISAP, Ranson's, APACHE-II, and CTSI Scores in Predicting Organ Failure, Complications, and Mortality in Acute Pancreatitis

2009 386 citations Georgios I. Papachristou, Venkata Muddana et al. The American Journal of Gastroenterology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Michael R. O’Connell United States	16	1.1k	789	255	184	181	32	1.4k
Adam Slivka United States	21	1.5k 1.3×	791 1.0×	356 1.4×	510 2.8×	47 0.3×	56	1.7k
E. L. Bradley United States	18	979 0.9×	570 0.7×	118 0.5×	225 1.2×	162 0.9×	37	1.2k
Prabhleen Chahal United States	20	1.5k 1.3×	921 1.2×	195 0.8×	698 3.8×	58 0.3×	158	1.8k
Judith L. Trudel Canada	17	1.1k 1.0×	496 0.6×	134 0.5×	167 0.9×	54 0.3×	33	1.5k
György Lázár Hungary	15	409 0.4×	164 0.2×	63 0.2×	193 1.0×	71 0.4×	119	823
Charles Marks United States	17	474 0.4×	143 0.2×	253 1.0×	240 1.3×	36 0.2×	73	965
Hiroko Kunitake United States	20	669 0.6×	605 0.8×	254 1.0×	183 1.0×	74 0.4×	93	1.2k
Petros Mirilas Greece	21	961 0.9×	75 0.1×	53 0.2×	196 1.1×	115 0.6×	64	1.2k
Luit Penninga Denmark	17	676 0.6×	121 0.2×	114 0.4×	146 0.8×	55 0.3×	81	1.1k
Bruce A. Orkin United States	22	1.2k 1.0×	516 0.7×	189 0.7×	180 1.0×	42 0.2×	57	1.4k

Countries citing papers authored by Michael R. O’Connell

Since Specialization

Citations

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

Fields of papers citing papers by Michael R. O’Connell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Michael R. O’Connell. 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 Michael R. O’Connell. The network helps show where Michael R. O’Connell may publish in the future.

Co-authorship network of co-authors of Michael R. O’Connell

This figure shows the co-authorship network connecting the top 25 collaborators of Michael R. O’Connell. A scholar is included among the top collaborators of Michael R. O’Connell 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 Michael R. O’Connell. Michael R. O’Connell 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

Nawaz, Haq, Michael R. O’Connell, Georgios I. Papachristou, & Dhiraj Yadav. (2015). Severity and natural history of acute pancreatitis in diabetic patients. Pancreatology. 15(3). 247–252. 19 indexed citations

LaRusch, Jessica, Antonio Lozano-León, Kimberly Stello, et al.. (2015). The Common Chymotrypsinogen C ( CTRC ) Variant G60G (C.180T) Increases Risk of Chronic Pancreatitis But Not Recurrent Acute Pancreatitis in a North American Population. Clinical and Translational Gastroenterology. 6(1). e68–e68. 49 indexed citations

Yadav, Dhiraj, Elizabeth Lee, Georgios I. Papachristou, & Michael R. O’Connell. (2014). A Population-Based Evaluation of Readmissions After First Hospitalization for Acute Pancreatitis. Pancreas. 43(4). 630–637. 35 indexed citations

Glass, Lisa, David C. Whitcomb, Dhiraj Yadav, et al.. (2014). Spectrum of Use and Effectiveness of Endoscopic and Surgical Therapies for Chronic Pancreatitis in the United States. Pancreas. 43(4). 539–543. 15 indexed citations

Amann, Stephen T., Dhiraj Yadav, M. Michael Barmada, et al.. (2013). Physical and Mental Quality of Life in Chronic Pancreatitis. Pancreas. 42(2). 293–300. 66 indexed citations

Brand, Harrison, Brenda Diergaarde, Michael R. O’Connell, David C. Whitcomb, & Randall E. Brand. (2013). Variation in the γ-Glutamyltransferase 1 Gene and Risk of Chronic Pancreatitis. Pancreas. 42(5). 836–840. 21 indexed citations

O’Connell, Michael R., et al.. (2013). Fishhook Removal: Case Reports and a Review of the Literature. Journal of Emergency Medicine. 44(6). e375–e380. 15 indexed citations

Dunn, Michael A., Jaideep Behari, Shari S. Rogal, et al.. (2013). Hepatic steatosis in diabetic patients does not predict adverse liver‐related or cardiovascular outcomes. Liver International. 33(10). 1575–1582. 22 indexed citations

Bishehsari, Faraz, Arun Sharma, Kimberly Stello, et al.. (2012). TNF-alpha gene (TNFA) variants increase risk for multi-organ dysfunction syndrome (MODS) in acute pancreatitis. Pancreatology. 12(2). 113–118. 37 indexed citations

10.

Yadav, Dhiraj, Michael R. O’Connell, & Georgios I. Papachristou. (2012). Natural History Following the First Attack of Acute Pancreatitis. The American Journal of Gastroenterology. 107(7). 1096–1103. 231 indexed citations

11.

Bernard, A, et al.. (2011). Clinical Teaching Site Does Not Affect Test Performance in an Emergency Medicine Clerkship. Academic Emergency Medicine. 18(7). 741–744. 4 indexed citations

12.

Yadav, Dhiraj, Venkata Muddana, & Michael R. O’Connell. (2011). Hospitalizations for Chronic Pancreatitis in Allegheny County, Pennsylvania, USA. Pancreatology. 11(6). 546–552. 38 indexed citations

13.

Yadav, Dhiraj, Adam Slivka, Stuart Sherman, et al.. (2011). Smoking Is Underrecognized as a Risk Factor for Chronic Pancreatitis. Pancreatology. 10(6). 713–719. 48 indexed citations

14.

Coté, Gregory A., Dhiraj Yadav, Adam Slivka, et al.. (2010). Alcohol and Smoking as Risk Factors in an Epidemiology Study of Patients With Chronic Pancreatitis. Clinical Gastroenterology and Hepatology. 9(3). 266–273. 209 indexed citations

15.

Lerner, E. Brooke, Michael R. O’Connell, & Ronald G. Pirrallo. (2010). Rearrest After Prehospital Resuscitation. Prehospital Emergency Care. 15(1). 50–54. 29 indexed citations

16.

Papachristou, Georgios I., Venkata Muddana, Dhiraj Yadav, et al.. (2009). Comparison of BISAP, Ranson's, APACHE-II, and CTSI Scores in Predicting Organ Failure, Complications, and Mortality in Acute Pancreatitis. The American Journal of Gastroenterology. 105(2). 435–441. 386 indexed citations breakdown →

17.

Deirmengian, Gregory K., Nader M. Hebela, Michael R. O’Connell, et al.. (2008). Proximal Tibial Osteochondromas in Patients with Fibrodysplasia Ossificans Progressiva. Journal of Bone and Joint Surgery. 90(2). 366–374. 63 indexed citations

18.

Garmoe, William, et al.. (2005). Early Self-awareness Following Traumatic Brain Injury. Journal of Head Trauma Rehabilitation. 20(4). 348–358. 8 indexed citations

19.

O’Connell, Michael R., et al.. (2000). Increasing the Knowledge Base of Asthmatics and Their Families Through Asthma Clubs Along the Southwest Border. Journal of the American Academy of Nurse Practitioners. 12(7). 260–266. 1 indexed citations

20.

O’Connell, Michael R.. (1987). Factors affecting the response of the female rat reproductive system to cannabinoids. Toxicology and Applied Pharmacology. 88(3). 411–417. 5 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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