Raina Shivashankar

777 total citations · 1 hit paper
21 papers, 575 citations indexed

About

Raina Shivashankar is a scholar working on Epidemiology, Genetics and Surgery. According to data from OpenAlex, Raina Shivashankar has authored 21 papers receiving a total of 575 indexed citations (citations by other indexed papers that have themselves been cited), including 14 papers in Epidemiology, 12 papers in Genetics and 6 papers in Surgery. Recurrent topics in Raina Shivashankar's work include Inflammatory Bowel Disease (12 papers), Microscopic Colitis (9 papers) and Spondyloarthritis Studies and Treatments (4 papers). Raina Shivashankar is often cited by papers focused on Inflammatory Bowel Disease (12 papers), Microscopic Colitis (9 papers) and Spondyloarthritis Studies and Treatments (4 papers). Raina Shivashankar collaborates with scholars based in United States and Belarus. Raina Shivashankar's co-authors include William S. Harmsen, Edward V. Loftus, William J. Tremaine, Alan R. Zinsmeister, James D. Lewis, Larry M. Baddour, Sahil Khanna, Patricia P. Kammer, Darrell S. Pardi and Eric L. Matteson and has published in prestigious journals such as SHILAP Revista de lepidopterología, Gastroenterology and The American Journal of Gastroenterology.

In The Last Decade

Raina Shivashankar

20 papers receiving 564 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 Prevalence of Crohn’s Disease and Ulcerative Colitis in Olmsted County, Minnesota From 1970 Through 2010

2016 331 citations Raina Shivashankar, William J. Tremaine et al. Clinical Gastroenterology and Hepatology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Raina Shivashankar United States	9	334	299	195	106	74	21	575
Paula Ministro Portugal	15	420 1.3×	333 1.1×	224 1.1×	43 0.4×	63 0.9×	58	647
Cristina Bezzio Italy	14	362 1.1×	302 1.0×	204 1.0×	48 0.5×	45 0.6×	78	631
Sudheer K. Vuyyuru India	14	391 1.2×	289 1.0×	238 1.2×	134 1.3×	147 2.0×	84	759
David Rowbotham New Zealand	16	231 0.7×	330 1.1×	266 1.4×	61 0.6×	48 0.6×	58	773
Manuel Martínez-Vazquez Mexico	12	280 0.8×	249 0.8×	118 0.6×	62 0.6×	51 0.7×	30	524
Jeffrey Berinstein United States	12	321 1.0×	284 0.9×	154 0.8×	140 1.3×	109 1.5×	60	611
Gary R Lichtenstein United States	4	589 1.8×	504 1.7×	265 1.4×	51 0.5×	39 0.5×	9	792
Lóránt Gönczi Hungary	14	557 1.7×	415 1.4×	220 1.1×	50 0.5×	89 1.2×	64	804
Daniela Simian Chile	12	270 0.8×	248 0.8×	150 0.8×	108 1.0×	92 1.2×	62	659
Sara Renna Italy	17	530 1.6×	449 1.5×	168 0.9×	47 0.4×	58 0.8×	54	787

Countries citing papers authored by Raina Shivashankar

Since Specialization

Citations

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

Fields of papers citing papers by Raina Shivashankar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Raina Shivashankar

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

Sun, Kelly, et al.. (2023). Adverse Events and Compliance Among Inflammatory Bowel Disease Patients Treated With Home- vs Office-Based Biologic Infusions. Inflammatory Bowel Diseases. 30(9). 1529–1535. 1 indexed citations

Chiang, Austin L., Kunal Jajoo, Raina Shivashankar, et al.. (2022). Scoping Out Misinformation: Assessing Factual Inaccuracies Among Popular Colonoscopy-Related Videos on Social Media. SHILAP Revista de lepidopterología. 1(6). 923–925. 4 indexed citations

Agarwal, Amit, et al.. (2020). S0729 All-Cause Hospitalization Rates Among IBD Patients in a Tertiary-Care Academic Hospital. The American Journal of Gastroenterology. 115(1). S366–S366.

Shivashankar, Raina, Jithinraj Edakkanambeth Varayil, William S. Harmsen, et al.. (2018). Outcomes of Endoscopic Therapy for Luminal Strictures in Crohn’s Disease. Inflammatory Bowel Diseases. 24(7). 1575–1581. 25 indexed citations

Shivashankar, Raina & James D. Lewis. (2017). The Role of Diet in Inflammatory Bowel Disease. Current Gastroenterology Reports. 19(5). 22–22. 29 indexed citations

Shivashankar, Raina, et al.. (2017). Cytomegalovirus and the Seemingly Immunocompetent Host: A Case of a Perforating Gastric Ulcer. ACG Case Reports Journal. 4(1). e27–e27. 4 indexed citations

Shivashankar, Raina, et al.. (2017). Effect of Vedolizumab Dose Escalation on Recapturing Response in Patients with Inflammatory Bowel Disease. Gastroenterology. 152(5). S77–S77. 7 indexed citations

Shivashankar, Raina, William J. Tremaine, William S. Harmsen, & Edward V. Loftus. (2016). Incidence and Prevalence of Crohn’s Disease and Ulcerative Colitis in Olmsted County, Minnesota From 1970 Through 2010. Clinical Gastroenterology and Hepatology. 15(6). 857–863. 331 indexed citations breakdown →

Shivashankar, Raina, William S. Harmsen, William A. Faubion, et al.. (2016). 990 Cumulative Probability and Outcomes of Anti-Tumor Necrosis Factor Use in Patients With Crohn's Disease: A Population-Based Study. Gastroenterology. 150(4). S202–S203. 2 indexed citations

10.

Birkenkamp, Kate, et al.. (2015). Ventricular septal defect and bivalvular endocarditis. SHILAP Revista de lepidopterología. 5(1). 21–23. 6 indexed citations

11.

Shivashankar, Raina, William J. Tremaine, Scott Harmsen, Alan R. Zinsmeister, & Edward V. Loftus. (2014). Updated Incidence and Prevalence of Crohn’s Disease and Ulcerative Colitis in Olmsted County, Minnesota (1970-2010): ACG IBD Research Award. The American Journal of Gastroenterology. 109. S499–S499. 15 indexed citations

12.

Shivashankar, Raina, Sahil Khanna, Patricia P. Kammer, et al.. (2014). Clinical predictors of recurrent Clostridium difficile infection in out‐patients. Alimentary Pharmacology & Therapeutics. 40(5). 518–522. 27 indexed citations

13.

Kupsky, Daniel, Raina Shivashankar, & Conor G. Loftus. (2014). An unusual cause for melena.. PubMed. 97(5). 46–46. 1 indexed citations

14.

Shivashankar, Raina, Edward V. Loftus, William J. Tremaine, et al.. (2013). Incidence of Spondyloarthropathy in Patients with Ulcerative Colitis: A Population-based Study. The Journal of Rheumatology. 40(7). 1153–1157. 20 indexed citations

15.

Visrodia, Kavel, Raina Shivashankar, & Amy S. Oxentenko. (2013). A Young Woman With Odynophagia, Diarrhea, and Perineal Ulcerations. Gastroenterology. 145(3). 517–696. 1 indexed citations

16.

Shivashankar, Raina, Sahil Khanna, Patricia P. Kammer, et al.. (2013). Clinical Factors Associated With Development of Severe-Complicated Clostridium difficile Infection. Clinical Gastroenterology and Hepatology. 11(11). 1466–1471. 57 indexed citations

17.

Shivashankar, Raina & Seth Sweetser. (2012). A Woman With Ascites, Nodular Liver Contour, and Splenomegaly. Gastroenterology. 143(3). 541–871. 2 indexed citations

18.

Shivashankar, Raina, Edward V. Loftus, William J. Tremaine, et al.. (2012). Incidence of Spondyloarthropathy in Patients with Crohn’s Disease: A Population-based Study. The Journal of Rheumatology. 39(11). 2148–2152. 26 indexed citations

19.

Shivashankar, Raina, Eric L. Matteson, William J. Tremaine, et al.. (2012). 25 Incidence of Spondyloarthropathy in Patients With Ulcerative Colitis: A Population-Based Study. Gastroenterology. 142(5). S–7. 2 indexed citations

20.

Shivashankar, Raina, Eric L. Matteson, William J. Tremaine, et al.. (2011). Incidence of Spondyloarthropathy in Patients with Crohnʼs Disease: A Population-Based Study. The American Journal of Gastroenterology. 106. S445–S446. 1 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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