Olle Ljungqvist

44.7k total citations · 26 hit papers
305 papers, 28.5k citations indexed

About

Olle Ljungqvist is a scholar working on Surgery, Cardiology and Cardiovascular Medicine and Physiology. According to data from OpenAlex, Olle Ljungqvist has authored 305 papers receiving a total of 28.5k indexed citations (citations by other indexed papers that have themselves been cited), including 196 papers in Surgery, 159 papers in Cardiology and Cardiovascular Medicine and 120 papers in Physiology. Recurrent topics in Olle Ljungqvist's work include Enhanced Recovery After Surgery (157 papers), Cardiac, Anesthesia and Surgical Outcomes (154 papers) and Nutrition and Health in Aging (80 papers). Olle Ljungqvist is often cited by papers focused on Enhanced Recovery After Surgery (157 papers), Cardiac, Anesthesia and Surgical Outcomes (154 papers) and Nutrition and Health in Aging (80 papers). Olle Ljungqvist collaborates with scholars based in Sweden, United Kingdom and United States. Olle Ljungqvist's co-authors include Kenneth C. H. Fearon, Jonas Nygren, Anders Thorell, Dileep N. Lobo, Michael J. Scott, Mattias Soop, Marco Braga, Jonatan Hausel, Kristoffer Lassen and Krishna K. Varadhan and has published in prestigious journals such as SHILAP Revista de lepidopterología, PLoS ONE and American Journal of Clinical Nutrition.

In The Last Decade

Olle Ljungqvist

295 papers receiving 27.5k citations

Hit Papers

Enhanced Recovery After Surgery 2005 2026 2012 2019 2017 2017 2005 2010 2012 500 1000 1.5k 2.0k
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. Enhanced Recovery After Surgery
    2017 2.2k citations Olle Ljungqvist, Kenneth C. H. Fearon et al. JAMA Surgery profile →
  2. ESPEN guideline: Clinical nutrition in surgery
    2017 1.1k citations Martin Hübner, Alessandro Laviano et al. Clinical Nutrition profile →
  3. Enhanced recovery after surgery: A consensus review of clinical care for patients undergoing colonic resection
    2005 1.1k citations Kenneth C. H. Fearon, Olle Ljungqvist et al. Clinical Nutrition profile →
  4. The enhanced recovery after surgery (ERAS) pathway for patients undergoing major elective open colorectal surgery: A meta-analysis of randomized controlled trials
    2010 839 citations Kenneth C. H. Fearon, Olle Ljungqvist et al. Clinical Nutrition profile →
  5. Guidelines for Perioperative Care in Elective Colonic Surgery: Enhanced Recovery After Surgery (ERAS®) Society Recommendations
    2012 797 citations Michael J. Scott, Nicolas Demartines et al. World Journal of Surgery profile →
  6. ESPEN Guidelines on Enteral Nutrition: Surgery including Organ Transplantation
    2006 716 citations Olle Ljungqvist et al. Clinical Nutrition profile →
  7. Guidelines for enhanced recovery after lung surgery: recommendations of the Enhanced Recovery After Surgery (ERAS®) Society and the European Society of Thoracic Surgeons (ESTS)
    2018 711 citations Olle Ljungqvist et al. profile →
  8. ESPEN practical guideline: Clinical nutrition in surgery
    2021 662 citations Martin Hübner, Alessandro Laviano et al. Clinical Nutrition profile →
  9. Guidelines for perioperative care in elective colonic surgery: Enhanced Recovery After Surgery (ERAS®) Society recommendations
    2012 594 citations Michael J. Scott, Nicolas Demartines et al. Clinical Nutrition profile →
  10. Consensus guidelines for enhanced recovery after gastrectomy
    2014 491 citations F. Carli, Nicolas Demartines et al. profile →
  11. Guidelines for perioperative care after radical cystectomy for bladder cancer: Enhanced Recovery After Surgery (ERAS®) society recommendations
    2013 488 citations Yannick Cerantola, Massimo Valério et al. Clinical Nutrition profile →
  12. Guidelines for perioperative care in gynecologic/oncology: Enhanced Recovery After Surgery (ERAS) Society recommendations—2019 update
    2019 458 citations Gregg Nelson, Jamie N. Bakkum‐Gamez et al. profile →
  13. ESPEN Guidelines on Parenteral Nutrition: Surgery
    2009 454 citations Olle Ljungqvist et al. Clinical Nutrition profile →
  14. Enhanced Recovery After Surgery (ERAS) for gastrointestinal surgery, part 2: consensus statement for anaesthesia practice
    2015 447 citations Aarne Feldheiser, Giorgio Maria Baldini et al. Acta Anaesthesiologica Scandinavica profile →
  15. Consensus statement for perioperative care in total hip replacement and total knee replacement surgery: Enhanced Recovery After Surgery (ERAS®) Society recommendations
    2019 423 citations Olle Ljungqvist et al. profile →
  16. Guidelines for postoperative care in gynecologic/oncology surgery: Enhanced Recovery After Surgery (ERAS®) Society recommendations — Part II
    2016 402 citations Gregg Nelson, Alon D. Altman et al. profile →
  17. Guidelines for Perioperative Care in Esophagectomy: Enhanced Recovery After Surgery (ERAS®) Society Recommendations
    2018 373 citations Olle Ljungqvist et al. World Journal of Surgery profile →
  18. Guidelines for perioperative care for pancreaticoduodenectomy: Enhanced Recovery After Surgery (ERAS®) Society recommendations
    2012 370 citations Kristoffer Lassen, Francesco Carli et al. Clinical Nutrition profile →
  19. Guidelines for Perioperative Care for Pancreaticoduodenectomy: Enhanced Recovery After Surgery (ERAS®) Society Recommendations
    2012 367 citations Kristoffer Lassen, Francesco Carli et al. World Journal of Surgery profile →
  20. Optimal Perioperative Care in Major Head and Neck Cancer Surgery With Free Flap Reconstruction
    2016 327 citations Joseph C. Dort, D. Gregory Farwell et al. profile →
  21. Guidelines for pre- and intra-operative care in gynecologic/oncology surgery: Enhanced Recovery After Surgery (ERAS®) Society recommendations — Part I
    2015 321 citations Gregg Nelson, Alon D. Altman et al. profile →
  22. Essential Elements of Multimodal Analgesia in Enhanced Recovery After Surgery (ERAS) Guidelines
    2017 287 citations Olle Ljungqvist et al. profile →
  23. Consensus statement for perioperative care in lumbar spinal fusion: Enhanced Recovery After Surgery (ERAS®) Society recommendations
    2021 239 citations William Fawcett, Olle Ljungqvist et al. profile →
  24. Opportunities and Challenges for the Next Phase of Enhanced Recovery After Surgery
    2021 175 citations Olle Ljungqvist, William Fawcett et al. JAMA Surgery profile →
  25. Prehabilitation, enhanced recovery after surgery, or both? A narrative review
    2022 149 citations Chelsia Gillis, Olle Ljungqvist et al. profile →
  26. Perioperative Care in Cardiac Surgery: A Joint Consensus Statement by the Enhanced Recovery After Surgery (ERAS) Cardiac Society, ERAS International Society, and The Society of Thoracic Surgeons (STS)
    2024 68 citations Olle Ljungqvist et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Olle Ljungqvist Sweden 83 21.7k 13.7k 9.5k 4.9k 3.5k 305 28.5k
Dileep N. Lobo United Kingdom 73 14.8k 0.7× 7.9k 0.6× 6.3k 0.7× 4.3k 0.9× 3.5k 1.0× 344 22.1k
Kenneth C. H. Fearon United Kingdom 57 8.2k 0.4× 5.2k 0.4× 7.5k 0.8× 4.0k 0.8× 1.7k 0.5× 113 16.4k
W. Schwenk Germany 46 7.7k 0.4× 3.8k 0.3× 2.1k 0.2× 3.6k 0.7× 2.1k 0.6× 254 12.0k
Bruce M. Wolfe United States 61 9.0k 0.4× 2.1k 0.2× 6.0k 0.6× 903 0.2× 2.4k 0.7× 223 17.1k
Philip R. Schauer United States 79 22.1k 1.0× 3.6k 0.3× 11.0k 1.2× 1.1k 0.2× 4.6k 1.3× 407 31.8k
Michael P. W. Grocott United Kingdom 61 4.9k 0.2× 4.6k 0.3× 2.0k 0.2× 1.2k 0.2× 2.6k 0.7× 329 11.5k
Michael G. Sarr United States 70 10.1k 0.5× 1.1k 0.1× 2.8k 0.3× 3.7k 0.8× 3.2k 0.9× 291 14.7k
J. A. Kanis United Kingdom 57 9.8k 0.5× 990 0.1× 2.5k 0.3× 5.5k 1.1× 525 0.1× 122 21.7k
Pierre Singer Israel 51 4.0k 0.2× 865 0.1× 8.8k 0.9× 560 0.1× 4.0k 1.1× 263 16.4k
Linda F. Fried United States 71 2.5k 0.1× 4.6k 0.3× 1.8k 0.2× 456 0.1× 2.5k 0.7× 217 18.5k

Countries citing papers authored by Olle Ljungqvist

Since Specialization
Citations

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

Fields of papers citing papers by Olle Ljungqvist

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Olle Ljungqvist

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

All Works

20 of 20 papers shown
1.
2.
Nasser, Roseann, Leah Gramlich, Francesco Carli, et al.. (2024). A survey of preoperative surgical nutrition practices, opinions, and barriers across Canada. Applied Physiology Nutrition and Metabolism. 49(5). 687–699. 3 indexed citations
3.
Eklund, Daniel, et al.. (2023). Altered insulin sensitivity and immune function in patients with colorectal cancer. Clinical Nutrition ESPEN. 58. 193–200.
4.
Fawcett, William, Olle Ljungqvist, & Dileep N. Lobo. (2021). Perioperative Opioids—Reclaiming Lost Ground. JAMA Surgery. 156(11). 997–997. 7 indexed citations
5.
Ahl, Rebecka, Peter Matthiessen, Gabriel Sjölin, et al.. (2020). Effects of beta-blocker therapy on mortality after elective colon cancer surgery: a Swedish nationwide cohort study. BMJ Open. 10(7). e036164–e036164. 24 indexed citations
6.
Nelson, Gregg, Jamie N. Bakkum‐Gamez, Eleftheria Kalogera, et al.. (2019). Guidelines for Perioperative Care in Gynecologic/Oncology: Enhanced Recovery After Surgery (ERAS) Society Recommendations—2019 Update. Obstetrical & Gynecological Survey. 74(7). 408–409. 3 indexed citations
7.
Dort, Joseph C., D. Gregory Farwell, Merran Findlay, et al.. (2017). Optimal perioperative care in major head and neck cancer surgery with free flap reconstruction. Zurich Open Repository and Archive (University of Zurich). 143(3). 292–303. 123 indexed citations
8.
Ljungqvist, Olle, Tonia M. Young‐Fadok, & Nicolas Demartines. (2017). The History of Enhanced Recovery After Surgery and the ERAS Society. Journal of Laparoendoscopic & Advanced Surgical Techniques. 27(9). 860–862. 83 indexed citations
9.
Barazzoni, Rocco, Nicolaas E.P. Deutz, Gianni Biolo, et al.. (2016). Carbohydrates and insulin resistance in clinical nutrition: Recommendations from the ESPEN expert group. Clinical Nutrition. 36(2). 355–363. 74 indexed citations
10.
Schindler, Karin, Claude Pichard, Isabella Sulz, et al.. (2016). nutritionDay: 10 years of growth. Clinical Nutrition. 36(5). 1207–1214. 33 indexed citations
11.
Scott, Michael J., Giorgio Maria Baldini, Kenneth C. H. Fearon, et al.. (2015). Enhanced Recovery After Surgery (ERAS) for gastrointestinal surgery, part 1: pathophysiological considerations. Acta Anaesthesiologica Scandinavica. 59(10). 1212–1231. 264 indexed citations
12.
Cerantola, Yannick, Massimo Valério, Beata Persson, et al.. (2013). Guidelines for perioperative care after radical cystectomy for bladder cancer: Enhanced Recovery After Surgery (ERAS®) society recommendations. Clinical Nutrition. 32(6). 879–887. 488 indexed citations breakdown →
13.
Ljungqvist, Olle. (2012). Jonathan E. Rhoads Lecture 2011. Journal of Parenteral and Enteral Nutrition. 36(4). 389–398. 121 indexed citations
14.
Hiesmayr, M., Karin Schindler, Elisabeth Pernicka, et al.. (2009). Decreased food intake is a risk factor for mortality in hospitalised patients: The NutritionDay survey 2006. Clinical Nutrition. 28(5). 484–491. 335 indexed citations
15.
Nilsson, Per J., Claes Lenander, Carlos Rubio-Terrés, et al.. (2006). Prognostic significance of Cyclin A in epidermoid anal cancer. Oncology Reports. 16(3). 443–9. 15 indexed citations
16.
Ljungqvist, Olle, Jonas Nygren, Mattias Soop, Jonatan Hausel, & Per Mattsson. (2006). [Ways to safer perioperative routines in colonic resections. ERAS--a North European project for better surgical treatment].. PubMed. 103(21-22). 1708–10. 2 indexed citations
17.
Odeberg, S., Olle Ljungqvist, & Alf Sollevi. (2002). Pneumoperitoneum for laparoscopic cholecystectomy is not associated with compromised splanchnic circulation. The European Journal of Surgery. 164(11). 843–848. 25 indexed citations
18.
Katouli, Mohammad, et al.. (2000). Evidence of Bacterial Translocation in Fatal Hemorrhagic Pancreatitis. The Journal of Trauma: Injury, Infection, and Critical Care. 48(2). 314–314. 23 indexed citations
19.
Balagopal, Prabhakaran, Olle Ljungqvist, G. C. Ford, & K. Sreekumaran Nair. (1996). Skeletal muscle myosin heavy chain synthesis rate in healthy humans. Journal of Investigative Medicine. 44(3). 1 indexed citations
20.
Ljungqvist, Olle, et al.. (1991). Regulation of rat hepatocyte fructose 1,6-diphosphatase activity during endotoxemia. 11. 67–75. 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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Breakdown of academic impact, for papers by Dileep N. Lobo Breakdown of academic impact, for papers by Kenneth C. H. Fearon Breakdown of academic impact, for papers by W. Schwenk Breakdown of academic impact, for papers by Bruce M. Wolfe Breakdown of academic impact, for papers by Philip R. Schauer Breakdown of academic impact, for papers by Michael P. W. Grocott Breakdown of academic impact, for papers by Michael G. Sarr Breakdown of academic impact, for papers by J. A. Kanis Breakdown of academic impact, for papers by Pierre Singer Breakdown of academic impact, for papers by Linda F. Fried
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