K. Nygaard

4.6k total citations · 1 hit paper
98 papers, 3.4k citations indexed

About

K. Nygaard is a scholar working on Surgery, Oncology and Pulmonary and Respiratory Medicine. According to data from OpenAlex, K. Nygaard has authored 98 papers receiving a total of 3.4k indexed citations (citations by other indexed papers that have themselves been cited), including 60 papers in Surgery, 24 papers in Oncology and 21 papers in Pulmonary and Respiratory Medicine. Recurrent topics in K. Nygaard's work include Colorectal Cancer Surgical Treatments (17 papers), Clinical Nutrition and Gastroenterology (12 papers) and Diet and metabolism studies (11 papers). K. Nygaard is often cited by papers focused on Colorectal Cancer Surgical Treatments (17 papers), Clinical Nutrition and Gastroenterology (12 papers) and Diet and metabolism studies (11 papers). K. Nygaard collaborates with scholars based in Norway, Sweden and Denmark. K. Nygaard's co-authors include Arild Nesbakken, O. C. Lunde, Reidulv Hatlevoll, O. Fausa, Hanne Sand Hansen, K. Elgen, Erik Carlsen, L.M. Eri, M Mäntylä and Johan Tausjø and has published in prestigious journals such as Gastroenterology, Cancer and Annals of Surgery.

In The Last Decade

K. Nygaard

96 papers receiving 3.3k citations

Hit Papers

Pre‐operative radiotherapy prolongs survival in operable ... 1992 2026 2003 2014 1992 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. Pre‐operative radiotherapy prolongs survival in operable esophageal carcinoma: A randomized, multicenter study of pre‐operative radiotherapy and chemotherapy. The second scandinavian trial in esophageal cancer
    1992 473 citations K. Nygaard 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
K. Nygaard Norway 30 2.4k 1.4k 1.3k 311 286 98 3.4k
Miin‐Fu Chen Taiwan 40 2.8k 1.2× 1.5k 1.0× 1.8k 1.4× 145 0.5× 239 0.8× 155 4.7k
Ruth F. McKee United Kingdom 32 1.4k 0.6× 1.5k 1.1× 442 0.3× 206 0.7× 191 0.7× 83 2.9k
Tsann‐Long Hwang Taiwan 36 1.8k 0.7× 1.1k 0.8× 1.6k 1.2× 279 0.9× 67 0.2× 130 3.5k
James A. DiSario United States 33 2.7k 1.1× 1.8k 1.3× 2.1k 1.6× 138 0.4× 99 0.3× 72 4.0k
Salvador Navarro Spain 32 2.8k 1.2× 2.1k 1.5× 1.1k 0.9× 262 0.8× 112 0.4× 169 3.9k
Francis E. Rosato United States 27 917 0.4× 916 0.6× 594 0.5× 308 1.0× 152 0.5× 119 2.5k
Francis Sutherland Canada 30 1.7k 0.7× 1.2k 0.8× 968 0.7× 158 0.5× 84 0.3× 108 2.8k
Jyrki Mäkelä Finland 36 2.4k 1.0× 2.5k 1.7× 826 0.6× 176 0.6× 152 0.5× 130 4.5k
George H. Sakorafas Greece 38 2.9k 1.2× 1.8k 1.3× 963 0.7× 118 0.4× 205 0.7× 155 4.5k
Thomas E. Read United States 35 2.3k 0.9× 2.1k 1.4× 688 0.5× 92 0.3× 205 0.7× 111 3.8k

Countries citing papers authored by K. Nygaard

Since Specialization
Citations

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

Fields of papers citing papers by K. Nygaard

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of K. Nygaard

This figure shows the co-authorship network connecting the top 25 collaborators of K. Nygaard. A scholar is included among the top collaborators of K. Nygaard 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 K. Nygaard. K. Nygaard 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.
Sjö, O., O. C. Lunde, K. Nygaard, L. Sandvik, & Arild Nesbakken. (2007). Tumour location is a prognostic factor for survival in colonic cancer patients. Colorectal Disease. 10(1). 33–40. 53 indexed citations
2.
Nesbakken, Arild, K. Nygaard, & O. C. Lunde. (2002). Mesorectal excision for rectal cancer: functional outcome after low anterior resection and colorectal anastomosis without a reservoir. Colorectal Disease. 4(3). 172–176. 32 indexed citations
3.
Nesbakken, Arild, et al.. (2002). Audit of Intraoperative and Early Postoperative Complications after Introduction of Mesorectal Excision for Rectal Cancer. The European Journal of Surgery. 168(4). 229–235. 30 indexed citations
4.
Nesbakken, Arild, et al.. (2002). Local recurrence after mesorectal excision for rectal cancer. European Journal of Surgical Oncology. 28(2). 126–134. 76 indexed citations
5.
Kristinsson, Jon, et al.. (2001). Fecal Excretion of Calprotectin in Colorectal Cancer Relationship to Tumor Characteristics. Scandinavian Journal of Gastroenterology. 36(2). 202–207. 39 indexed citations
6.
Bosæus, Ingvar, et al.. (1999). Prevalence of malnutrition in surgical patients: evaluation of nutritional support and documentation. Clinical Nutrition. 18(3). 141–147. 133 indexed citations
7.
Kristinsson, Jon, Arne Røseth, Magne K. Fagerhol, et al.. (1998). Fecal calprotectin concentration in patients with colorectal carcinoma. Diseases of the Colon & Rectum. 41(3). 316–321. 69 indexed citations
8.
Nygaard, K., et al.. (1995). Faecal lactoferrin, a novel marker of colorectal cancer in rats, a longitudinal in vivo study. Gastroenterology. 108(4). A530–A530. 5 indexed citations
9.
Nygaard, K., et al.. (1994). Topical Metronidazole Treatment in Pouchitis. Scandinavian Journal of Gastroenterology. 29(5). 462–467. 29 indexed citations
10.
Røseth, Arne, Jon Kristinsson, Magne K. Fagerhol, et al.. (1993). Faecal Calprotectin: A Novel Test for the Diagnosis of Colorectal Cancer?. Scandinavian Journal of Gastroenterology. 28(12). 1073–1076. 123 indexed citations
11.
Bjørneklett, A., et al.. (1992). Breath Methane and Colorectal Cancer. Scandinavian Journal of Gastroenterology. 27(1). 25–28. 21 indexed citations
12.
Søndenaa, Karl, I. Nesvik, K. Nygaard, & Torill Sauer. (1991). Mucosal Surface Area of a Reversed Intestinal Segment in Rats. Scandinavian Journal of Gastroenterology. 26(12). 1240–1246. 8 indexed citations
13.
Øktedalen, Olav, K. Nygaard, & M. Osnes. (1990). Somatostatin in the treatment of pancreatic ascites. Gastroenterology. 99(5). 1520–1521. 27 indexed citations
14.
Løvig, T., J. F. W. Haffner, K. Nygaard, & J. O. Stadaas. (1987). Gastric banding for morbid obesity: early results.. PubMed. 11(4). 377–84. 8 indexed citations
15.
Nygaard, K., et al.. (1987). The Effect of Ranitidine on Oesophageal Motility. Scandinavian Journal of Gastroenterology. 22(9). 1064–1066. 1 indexed citations
16.
Wiig, Johan N., Kaare Solheim, K. Nygaard, et al.. (1987). Splenic injury—a prospective multicentre diagnostic study. Injury. 18(2). 89–92. 3 indexed citations
17.
Midtvedt, Tore, et al.. (1984). Comparison of Bypass and Resection of the Small Intestine in Germfree Rats. European Surgical Research. 16(2). 147–153. 2 indexed citations
18.
Nygaard, K., et al.. (1980). Infection Prophylaxis with Doxycycline in Colorectal Surgery: A Preliminary Report. Scandinavian Journal of Gastroenterology. 15(sup59). 37–39. 7 indexed citations
19.
Nygaard, K., et al.. (1977). [Familial colonic polyposis].. PubMed. 97(13). 623–4. 1 indexed citations
20.
Nygaard, K.. (1966). Resection of the small intestine in rats. 1. Nutritional status and adaptation of fat and protein absorption.. 132. 731–742. 20 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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