Pasi Ohtonen

9.6k total citations · 1 hit paper
275 papers, 6.7k citations indexed

About

Pasi Ohtonen is a scholar working on Surgery, Epidemiology and Emergency Medicine. According to data from OpenAlex, Pasi Ohtonen has authored 275 papers receiving a total of 6.7k indexed citations (citations by other indexed papers that have themselves been cited), including 151 papers in Surgery, 50 papers in Epidemiology and 36 papers in Emergency Medicine. Recurrent topics in Pasi Ohtonen's work include Orthopedic Surgery and Rehabilitation (23 papers), Tendon Structure and Treatment (22 papers) and Hernia repair and management (21 papers). Pasi Ohtonen is often cited by papers focused on Orthopedic Surgery and Rehabilitation (23 papers), Tendon Structure and Treatment (22 papers) and Hernia repair and management (21 papers). Pasi Ohtonen collaborates with scholars based in Finland, Sweden and Norway. Pasi Ohtonen's co-authors include Juhana Leppilahti, Tapio Flinkkilä, Tero Ala‐Kokko, Ari Pajala, Tero Rautio, Iikka Lantto, Jarmo Kangas, Juuso Heikkinen, Hannu Syrjälä and Pertti Siira and has published in prestigious journals such as Circulation, SHILAP Revista de lepidopterología and Journal of the American College of Cardiology.

In The Last Decade

Pasi Ohtonen

260 papers receiving 6.5k 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.

Epidemiology of Achilles tendon ruptures: Increasing incidence over a 33‐year period

2014 271 citations Iikka Lantto, Tapio Flinkkilä et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Pasi Ohtonen Finland	43	4.2k	2.0k	1.1k	663	528	275	6.7k
Pierre Hoffmeyer Switzerland	53	7.2k 1.7×	1.6k 0.8×	2.4k 2.2×	266 0.4×	201 0.4×	293	9.3k
Philip J. Belmont United States	47	4.5k 1.1×	1.8k 0.9×	859 0.8×	220 0.3×	706 1.3×	111	6.9k
Mitchell Maltenfort United States	57	6.9k 1.6×	375 0.2×	1.1k 1.1×	906 1.4×	418 0.8×	252	10.1k
Inger B. Schipper Netherlands	43	3.2k 0.8×	836 0.4×	1.4k 1.3×	308 0.5×	1.3k 2.4×	230	5.3k
Damien Forestier France	11	3.6k 0.9×	664 0.3×	965 0.9×	818 1.2×	169 0.3×	21	6.3k
Emile Nini France	7	3.6k 0.9×	664 0.3×	931 0.9×	824 1.2×	191 0.4×	11	6.0k
William T. Obremskey United States	48	5.9k 1.4×	607 0.3×	2.6k 2.4×	242 0.4×	826 1.6×	233	7.7k
Yong‐Chan Ha South Korea	44	5.1k 1.2×	2.8k 1.4×	661 0.6×	168 0.3×	151 0.3×	371	7.4k
J Chipponi France	27	5.4k 1.3×	671 0.3×	1.1k 1.1×	1.5k 2.2×	384 0.7×	83	8.5k
Frank Hildebrand Germany	43	4.0k 0.9×	711 0.4×	2.2k 2.0×	920 1.4×	2.7k 5.0×	451	7.9k

Countries citing papers authored by Pasi Ohtonen

Since Specialization

Citations

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

Fields of papers citing papers by Pasi Ohtonen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Pasi Ohtonen

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

Vakkala, Merja, et al.. (2025). Spinal Anaesthesia Versus General Anaesthesia for Patients With Tibia Shaft Fractures—A Randomized Controlled Study. Acta Anaesthesiologica Scandinavica. 69(8). e70111–e70111. 1 indexed citations

Ohtonen, Pasi, et al.. (2025). Thromboelastometry and two activated clotting tests in detecting residual heparin after protamine in cardiac surgical patients. European Journal of Anaesthesiology. 42(5). 398–406. 1 indexed citations

Rintala, Jukka, et al.. (2025). Increasing robotic rectal cancer surgery may not increase total hospital costs. Journal of Robotic Surgery. 19(1). 762–762.

Erkinaro, Tiina, Pasi Ohtonen, Janne Liisanantti, et al.. (2023). Unresponsive Low Mixed Venous Oxygen Saturation During Early Intensive Care Unit Stay is Associated With Increased Risk of Organ Dysfunction After Cardiac Surgery: A Single-Center Retrospective Study. Journal of Cardiothoracic and Vascular Anesthesia. 38(2). 423–429. 1 indexed citations

Ohtonen, Pasi, et al.. (2023). Encouraging visual outcomes in children with idiopathic and JIA associated uveitis: a population-based study. Pediatric Rheumatology. 21(1). 56–56. 6 indexed citations

Ohtonen, Pasi, et al.. (2022). Recovery and patient satisfaction following radiofrequency ablation and concomitant foam sclerotherapy of varicose veins with and without compression: A randomized controlled non-inferiority trial. Phlebology The Journal of Venous Disease. 37(4). 303–311. 1 indexed citations

Ohtonen, Pasi, et al.. (2022). Factors associated with delayed venous ulcer healing after endovenous intervention for superficial venous insufficiency. Journal of Vascular Surgery Venous and Lymphatic Disorders. 10(6). 1238–1244. 4 indexed citations

Kauppila, Joonas H., Pasi Ohtonen, Tuomo Rantanen, et al.. (2020). Cohort profile: gastric cancer in the population-based, Finnish National Esophago-Gastric Cancer Cohort (FINEGO) Study. BMJ Open. 10(10). e039574–e039574. 5 indexed citations

Jansson, Miia, et al.. (2020). The proportion of understaffing and increased nursing workload are associated with multiple organ failure: A cross‐sectional study. Journal of Advanced Nursing. 76(8). 2113–2124. 12 indexed citations

10.

Räsänen, Jari, Juha Saarnio, Tuomo Rantanen, et al.. (2020). Cohort profile: a nationwide population-based retrospective assessment of oesophageal cancer in the Finnish National Esophago-Gastric Cancer Cohort (FINEGO). BMJ Open. 10(10). e039575–e039575. 4 indexed citations

11.

Ohtonen, Pasi, et al.. (2019). Effect of pre-operative oral carbohydrate loading on recovery after day-case cholecystectomy. European Journal of Anaesthesiology. 36(8). 605–611. 21 indexed citations

12.

Vironen, Jaana, Jyrki Kössi, Tarja Pinta, et al.. (2019). Laparoscopic versus hybrid approach for treatment of incisional ventral hernia: a prospective randomised multicentre study, 1-year results. Surgical Endoscopy. 34(1). 88–95. 22 indexed citations

13.

Kortekangas, Tero, Heidi Haapasalo, Tapio Flinkkilä, et al.. (2019). Three week versus six week immobilisation for stable Weber B type ankle fractures: randomised, multicentre, non-inferiority clinical trial. BMJ. 364. k5432–k5432. 38 indexed citations

14.

Ala‐Kokko, Tero, et al.. (2017). Neutrophil CD64, C-reactive protein, and procalcitonin in the identification of sepsis in the ICU — Post-test probabilities. Journal of Critical Care. 43. 139–142. 29 indexed citations

15.

Jansson, Miia, Hannu P. Syrjälä, Pasi Ohtonen, et al.. (2016). Simulation education as a single intervention does not improve hand hygiene practices: A randomized controlled follow-up study. American Journal of Infection Control. 44(6). 625–630. 28 indexed citations

16.

Hedberg, Pirjo, et al.. (2009). Potential preanalytical errors in whole-blood analysis: Effect of syringe sample volume on blood gas, electrolyte and lactate values. Scandinavian Journal of Clinical and Laboratory Investigation. 69(5). 585–591. 15 indexed citations

17.

Peltonen, Tuomas, Panu Taskinen, Ylermi Soini, et al.. (2007). Distinct Downregulation of C-Type Natriuretic Peptide System in Human Aortic Valve Stenosis. Circulation. 116(11). 1283–1289. 41 indexed citations

18.

Ranta, P., Tero Ala‐Kokko, Pasi Ohtonen, et al.. (2006). Incisional and epidural analgesia after caesarean delivery: a prospective, placebo-controlled, randomised clinical study. International Journal of Obstetric Anesthesia. 15(3). 189–194. 52 indexed citations

19.

Romsi, Pekka, Timo Kaakinen, Kai Kiviluoma, et al.. (2003). Fructose-1,6-bisphosphate for improved outcome after hypothermic circulatory arrest in pigs. Journal of Thoracic and Cardiovascular Surgery. 125(3). 686–698. 12 indexed citations

20.

Satta, Jari, Jukka Melkko, Raimo Pöllänen, et al.. (2002). Progression of human aortic valve stenosis is associated with tenascin-C expression. Journal of the American College of Cardiology. 39(1). 96–101. 71 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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