Georgia Rigas

1.4k total citations · 1 hit paper
19 papers, 869 citations indexed

About

Georgia Rigas is a scholar working on Surgery, Pharmacy and Pharmacology. According to data from OpenAlex, Georgia Rigas has authored 19 papers receiving a total of 869 indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Surgery, 8 papers in Pharmacy and 7 papers in Pharmacology. Recurrent topics in Georgia Rigas's work include Bariatric Surgery and Outcomes (8 papers), Obesity and Health Practices (8 papers) and Pharmacology and Obesity Treatment (7 papers). Georgia Rigas is often cited by papers focused on Bariatric Surgery and Outcomes (8 papers), Obesity and Health Practices (8 papers) and Pharmacology and Obesity Treatment (7 papers). Georgia Rigas collaborates with scholars based in Australia, Spain and United Kingdom. Georgia Rigas's co-authors include W. Timothy Garvey, Kristian Kandler, Sean Wharton, Silvio Buscemi, Rachel L. Batterham, Juan P. Frías, Thomas A. Wadden, Esteban Jódar, Michael Talbot and Gary Deed and has published in prestigious journals such as Nature Medicine, Obesity and Surgery.

In The Last Decade

Georgia Rigas

17 papers receiving 854 citations

Hit Papers

Two-year effects of semaglutide in adults with overweight... 2022 2026 2023 2024 2022 100 200 300 400
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.

  1. Two-year effects of semaglutide in adults with overweight or obesity: the STEP 5 trial
    2022 469 citations W. Timothy Garvey, Rachel L. Batterham et al. Nature Medicine profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Georgia Rigas Australia 12 461 381 247 226 171 19 869
Altynai Satylganova Denmark 9 471 1.0× 342 0.9× 246 1.0× 153 0.7× 65 0.4× 12 780
Deborah B. Horn United States 13 241 0.5× 151 0.4× 210 0.9× 183 0.8× 102 0.6× 30 582
Nicolai A. Rhee Denmark 10 366 0.8× 71 0.2× 136 0.6× 269 1.2× 110 0.6× 14 630
Anna Koroleva Denmark 6 617 1.3× 498 1.3× 254 1.0× 151 0.7× 39 0.2× 12 863
Matthew Capehorn United Kingdom 15 965 2.1× 273 0.7× 150 0.6× 263 1.2× 70 0.4× 35 1.2k
Alison C. Barnes United Kingdom 15 482 1.0× 89 0.2× 491 2.0× 401 1.8× 127 0.7× 25 933
David Saxon United States 12 200 0.4× 109 0.3× 111 0.4× 127 0.6× 59 0.3× 29 523
Sarah Steven United Kingdom 13 422 0.9× 58 0.2× 459 1.9× 425 1.9× 109 0.6× 16 911
Alison G. Hoppin United States 11 99 0.2× 122 0.3× 395 1.6× 383 1.7× 214 1.3× 19 1.0k
Shubha Srinivasan Australia 13 234 0.5× 66 0.2× 139 0.6× 116 0.5× 31 0.2× 31 631

Countries citing papers authored by Georgia Rigas

Since Specialization
Citations

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

Fields of papers citing papers by Georgia Rigas

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Georgia Rigas

This figure shows the co-authorship network connecting the top 25 collaborators of Georgia Rigas. A scholar is included among the top collaborators of Georgia Rigas 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 Georgia Rigas. Georgia Rigas is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

19 of 19 papers shown
1.
Caminsky, Natasha, Georgia Rigas, Nancy Morin, et al.. (2025). Nonoperative management of acute complicated diverticulitis: A retrospective cohort needs-assessment study for home-based management. Surgery. 186. 109537–109537.
2.
Fisher, Oliver M., et al.. (2025). Effectiveness of Adjuvant Semaglutide Following Bariatric Metabolic Surgery. Obesity Surgery. 35(3). 694–700. 2 indexed citations
3.
Alfaris, Nasreen, et al.. (2023). Global Impact of Obesity. Gastroenterology Clinics of North America. 52(2). 277–293. 31 indexed citations
4.
Fisher, Oliver M., et al.. (2023). The role of adjuvant pharmacotherapy with liraglutide for patients with inadequate weight loss following bariatric surgery. Langenbeck s Archives of Surgery. 408(1). 115–115. 20 indexed citations
5.
Wharton, Sean, Rachel L. Batterham, Silvio Buscemi, et al.. (2023). Two‐year effect of semaglutide 2.4 mg on control of eating in adults with overweight/obesity: STEP 5. Obesity. 31(3). 703–715. 68 indexed citations
6.
Rigas, Georgia, Kathryn Williams, Priya Sumithran, Wendy A. Brown, & Ian D. Caterson. (2023). Barriers to progression through Australian obesity management pathways: Survey data from the ACTION-IO study. Australian Journal of General Practice. 52(7). 472–480. 2 indexed citations
7.
Batterham, Rachel L., et al.. (2023). IMPACT OF ONCE-WEEKLY SUBCUTANEOUS SEMAGLUTIDE 2.4 MG ON METABOLIC SYNDROME IN THE 2-YEAR, RANDOMIZED CONTROLLED STEP 5 TRIAL. Canadian Journal of Cardiology. 39(10). S161–S162. 1 indexed citations
8.
Rigas, Georgia, Allison Pang, Carol‐Ann Vasilevsky, et al.. (2022). The impact of delaying colonoscopies during the COVID-19 pandemic on colorectal cancer detection and prevention. Surgical Endoscopy. 36(12). 9364–9373. 12 indexed citations
9.
Garvey, W. Timothy, Rachel L. Batterham, Silvio Buscemi, et al.. (2022). Two-year effects of semaglutide in adults with overweight or obesity: the STEP 5 trial. Nature Medicine. 28(10). 2083–2091. 469 indexed citations breakdown →
10.
Garvey, Timothy, Rachel L. Batterham, Silvio Buscemi, et al.. (2022). Wirkung von Semaglutid 2,4 mg vs. Placebo über 2 Jahre bei Erwachsenen mit Adipositas (STEP 5) (#7). 16(3). 168–169.
11.
Markovic, Tania, Joseph Proietto, John B. Dixon, et al.. (2022). The Australian Obesity Management Algorithm: A simple tool to guide the management of obesity in primary care. Obesity Research & Clinical Practice. 16(5). 353–363. 42 indexed citations
12.
Gao, Yijun, Shirley Mo, Georgia Rigas, et al.. (2022). Fertility, pregnancy and post partum management after bariatric surgery: a narrative review. The Medical Journal of Australia. 216(2). 96–102. 11 indexed citations
13.
Dicker, Dror, Assim A. Alfadda, Walmir Coutinho, et al.. (2021). Patient motivation to lose weight: Importance of healthcare professional support, goals and self-efficacy. European Journal of Internal Medicine. 91. 10–16. 27 indexed citations
14.
Alfadda, Assim A., Ian D. Caterson, Walmir Coutinho, et al.. (2021). The 3Ds – Discussion, diagnosis and direction: Elements for effective obesity care by healthcare professionals. European Journal of Internal Medicine. 91. 17–25. 1 indexed citations
15.
Caterson, Ian D., Assim A. Alfadda, Pernille Auerbach, et al.. (2019). Gaps to bridge: Misalignment between perception, reality and actions in obesity. Diabetes Obesity and Metabolism. 21(8). 1914–1924. 114 indexed citations
16.
Rigas, Georgia, Angela Golden, Joseph Nadglowski, et al.. (2019). The importance of good dialogue between healthcare professionals and people with obesity. Obesity Research & Clinical Practice. 13(3). 250–251. 1 indexed citations
17.
Deed, Gary, et al.. (2018). Managing Obesity in Primary Care: Breaking Down the Barriers. Advances in Therapy. 35(2). 191–198. 24 indexed citations
18.
Tam, Charmaine S., et al.. (2015). Energy Adaptations Persist 2 Years After Sleeve Gastrectomy and Gastric Bypass. Obesity Surgery. 26(2). 459–463. 26 indexed citations
19.
Martín, David, Crystal Lee, Georgia Rigas, & Charmaine S. Tam. (2015). Predictors of weight loss 2 years after laparoscopic sleeve gastrectomy. Asian Journal of Endoscopic Surgery. 8(3). 328–332. 18 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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