Johan Ottosson

5.5k total citations · 2 hit papers
113 papers, 3.6k citations indexed

About

Johan Ottosson is a scholar working on Surgery, Endocrinology, Diabetes and Metabolism and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Johan Ottosson has authored 113 papers receiving a total of 3.6k indexed citations (citations by other indexed papers that have themselves been cited), including 93 papers in Surgery, 23 papers in Endocrinology, Diabetes and Metabolism and 22 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Johan Ottosson's work include Bariatric Surgery and Outcomes (87 papers), Body Contouring and Surgery (22 papers) and Diabetes Treatment and Management (20 papers). Johan Ottosson is often cited by papers focused on Bariatric Surgery and Outcomes (87 papers), Body Contouring and Surgery (22 papers) and Diabetes Treatment and Management (20 papers). Johan Ottosson collaborates with scholars based in Sweden, United Kingdom and United States. Johan Ottosson's co-authors include Ingmar Näslund, Patrik Grahn, Erik Stenberg, Magnus Sundbom, Erik Näslund, Éva Szabó, Robin Kinsman, Peter Walton, Richard Welbourn and John B. Dixon and has published in prestigious journals such as The Lancet, Circulation and PLoS ONE.

In The Last Decade

Johan Ottosson

106 papers receiving 3.5k 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.

Bariatric Surgery Worldwide: Baseline Demographic Description and One-Year Outcomes from the Fourth IFSO Global Registry Report 2018

2018 546 citations Richard Welbourn, Marianne Hollyman et al. Obesity Surgery profile →
Bariatric Surgery Worldwide: Baseline Demographic Description and One-Year Outcomes from the Second IFSO Global Registry Report 2013–2015

2017 452 citations Richard Welbourn, Dimitri J. Pournaras et al. Obesity Surgery profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Johan Ottosson Sweden	27	2.6k	760	572	517	516	113	3.6k
Dorit Tzur Israel	31	636 0.2×	612 0.8×	571 1.0×	194 0.4×	189 0.4×	111	3.8k
Maria L. Collazo–Clavell United States	34	2.7k 1.0×	1.9k 2.4×	771 1.3×	508 1.0×	664 1.3×	70	4.9k
Anna‐Karin Lindroos Sweden	11	2.8k 1.1×	1.8k 2.3×	396 0.7×	249 0.5×	854 1.7×	14	3.8k
Tetsuji Yokoyama Japan	30	735 0.3×	606 0.8×	626 1.1×	211 0.4×	63 0.1×	141	3.6k
Emma Patterson Sweden	30	1.2k 0.5×	870 1.1×	241 0.4×	317 0.6×	297 0.6×	74	3.0k
Jan A. Falch Norway	43	2.1k 0.8×	585 0.8×	309 0.5×	179 0.3×	30 0.1×	99	5.5k
Estela Derazne Israel	28	460 0.2×	442 0.6×	463 0.8×	162 0.3×	151 0.3×	123	2.9k
Kathryn M. Rose United States	35	799 0.3×	574 0.8×	1.5k 2.6×	391 0.8×	42 0.1×	97	4.5k
Romy Gaillard Netherlands	36	379 0.1×	409 0.5×	396 0.7×	242 0.5×	77 0.1×	179	4.7k
James M. Galloway United States	26	744 0.3×	211 0.3×	2.8k 4.9×	338 0.7×	75 0.1×	62	4.2k

Countries citing papers authored by Johan Ottosson

Since Specialization

Citations

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

Fields of papers citing papers by Johan Ottosson

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Johan Ottosson

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

Ottosson, Johan, et al.. (2025). Frequency, demographics, and comorbidity of women with post-bariatric breast implants: A Swedish population-based controlled study. Journal of Plastic Reconstructive & Aesthetic Surgery. 111. 145–155. 1 indexed citations

Stenberg, Erik, Åsa H. Everhov, Jonas Söderling, et al.. (2025). Outcomes of inflammatory bowel disease in patients with obesity following bariatric surgery: propensity score-matched cohort study. BJS Open. 9(4).

Stenberg, Erik, et al.. (2025). Risk for cancer after bariatric surgery compared with the general population: a nationwide matched cohort study. Obesity. 33(9). 1725–1733.

Szabó, Éva, et al.. (2024). Impact of surgical technique on gastroesophageal reflux disease after laparoscopic sleeve gastrectomy: a nationwide observational study. Surgery for Obesity and Related Diseases. 21(4). 465–470. 1 indexed citations

Sundbom, Magnus, Ingmar Näslund, Johan Ottosson, Erik Stenberg, & Erik Näslund. (2023). Results from the Scandinavian Obesity Surgery Registry: A narrative review. Obesity Reviews. 25(2). e13662–e13662. 5 indexed citations

Ottosson, Johan, Yang Cao, Ellen Andersson, et al.. (2023). Outcomes of bariatric surgery for patients with prevalent inflammatory bowel disease: A nationwide registry-based cohort study. Surgery. 174(2). 144–151. 4 indexed citations

Näslund, Ingmar, Johan Ottosson, Elizabeth V. Arkema, et al.. (2023). Pregnancy Weight Gain After Gastric Bypass or Sleeve Gastrectomy. JAMA Network Open. 6(12). e2346228–e2346228. 2 indexed citations

Bruze, Gustaf, Kajsa Järvholm, Johan Ottosson, et al.. (2023). Mental health from 5 years before to 10 years after bariatric surgery in adolescents with severe obesity: a Swedish nationwide cohort study with matched population controls. The Lancet Child & Adolescent Health. 8(2). 135–146. 6 indexed citations

Coulman, Karen, Katy Chalmers, Jane Blazeby, et al.. (2023). Development of a Bariatric Surgery Core Data Set for an International Registry. Obesity Surgery. 33(5). 1463–1475. 4 indexed citations

10.

Wretenberg, Per, et al.. (2022). Pain, Function, and Satisfaction After Total Knee Arthroplasty, with or Without Bariatric Surgery. Obesity Surgery. 32(4). 1164–1169. 12 indexed citations

11.

Welbourn, Richard, Marianne Hollyman, Robin Kinsman, et al.. (2021). Bariatric-Metabolic Surgery Utilisation in Patients With and Without Diabetes: Data from the IFSO Global Registry 2015–2018. Obesity Surgery. 31(6). 2391–2400. 27 indexed citations

12.

Näslund, Erik, Erik Stenberg, Robin Hofmann, et al.. (2020). Association of Metabolic Surgery With Major Adverse Cardiovascular Outcomes in Patients With Previous Myocardial Infarction and Severe Obesity. Circulation. 143(15). 1458–1467. 42 indexed citations

13.

Ekelund, Jan, Mervete Miftaraj, Ville Wallenius, et al.. (2020). Potential Benefits and Harms of Gastric Bypass Surgery in Obese Individuals With Type 1 Diabetes: A Nationwide, Matched, Observational Cohort Study. Diabetes Care. 43(12). 3079–3085. 18 indexed citations

14.

Olbers, Torsten, Markku Peltonen, Johanna Österberg, et al.. (2019). BEST: Bypass equipoise sleeve trial; rationale and design of a randomized, registry-based, multicenter trial comparing Roux-en-Y gastric bypass with sleeve gastrectomy. Contemporary Clinical Trials. 84. 105809–105809. 14 indexed citations

15.

Neovius, Martin, Gustaf Bruze, Peter Jacobson, et al.. (2018). Risk of suicide and non-fatal self-harm after bariatric surgery: results from two matched cohort studies. The Lancet Diabetes & Endocrinology. 6(3). 197–207. 104 indexed citations

16.

Welbourn, Richard, Marianne Hollyman, Robin Kinsman, et al.. (2018). Bariatric Surgery Worldwide: Baseline Demographic Description and One-Year Outcomes from the Fourth IFSO Global Registry Report 2018. Obesity Surgery. 29(3). 782–795. 546 indexed citations breakdown →

17.

Bruze, Gustaf, Markku Peltonen, Johan Ottosson, et al.. (2018). Associations of Bariatric Surgery With Changes in Interpersonal Relationship Status Results From 2 Swedish Cohort Studies. STM:n Hallinnonalan avoin julkaisuarkisto (Julkari). 7 indexed citations

18.

Welbourn, Richard, Dimitri J. Pournaras, John B. Dixon, et al.. (2017). Bariatric Surgery Worldwide: Baseline Demographic Description and One-Year Outcomes from the Second IFSO Global Registry Report 2013–2015. Obesity Surgery. 28(2). 313–322. 452 indexed citations breakdown →

19.

Szabó, Éva, et al.. (2017). Morbidity of cholecystectomy and gastric bypass in a national database. British journal of surgery. 105(1). 121–127. 24 indexed citations

20.

Ottosson, Johan & Patrik Grahn. (2006). Measures of Restoration in Geriatric Care Residences. Journal of Housing for the Elderly. 19(3-4). 227–256. 2 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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