Johan Sjögren

11.1k total citations · 1 hit paper
90 papers, 2.8k citations indexed

About

Johan Sjögren is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Johan Sjögren has authored 90 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 55 papers in Cardiology and Cardiovascular Medicine, 45 papers in Surgery and 40 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Johan Sjögren's work include Cardiac Valve Diseases and Treatments (38 papers), Surgical site infection prevention (20 papers) and Aortic Disease and Treatment Approaches (20 papers). Johan Sjögren is often cited by papers focused on Cardiac Valve Diseases and Treatments (38 papers), Surgical site infection prevention (20 papers) and Aortic Disease and Treatment Approaches (20 papers). Johan Sjögren collaborates with scholars based in Sweden, United States and Iceland. Johan Sjögren's co-authors include Richard Ingemansson, Ronny Gustafsson, Malin Malmsjö, Johan Nilsson, Shahab Nozohoor, Lars Algotsson, Angelica Wackenfors, Tómas Guðbjartsson, L Thulin and Per Wierup and has published in prestigious journals such as Journal of Biological Chemistry, Scientific Reports and Arteriosclerosis Thrombosis and Vascular Biology.

In The Last Decade

Johan Sjögren

84 papers receiving 2.6k 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.

2017 ESC/EACTS Guidelines for the Management of Valvular Heart Disease

2018 362 citations Johan Sjögren et al. profile →

Peers

Countries citing papers authored by Johan Sjögren

Since Specialization

Citations

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

Fields of papers citing papers by Johan Sjögren

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Johan Sjögren

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Causes and clinical impact of initial misdiagnosis of acute type A aortic dissection 2025 ·European Heart Journal Open ·(unknown), (unknown), (unknown), Mårten Larsson, Johan Sjögren, Per Wierup, Shahab Nozohoor, Igor Zindovic	0
2	A posterior pericardial chest tube is associated with reduced incidence of postoperative atrial fibrillation after cardiac surgery: A propensity score–matched study 2024 ·JTCVS Open ·(unknown), Igor Zindovic, Daniel Oudin Åström, (unknown), Johan Sjögren, (unknown), (unknown), Anders Jeppsson, Tómas Guðbjartsson	1
3	Mortality after non-surgically treated acute type A aortic dissection is higher than previously reported 2024 ·European Journal of Cardio-Thoracic Surgery ·(unknown), (unknown), Mårten Larsson, (unknown), (unknown), Johan Sjögren, Per Wierup, Shahab Nozohoor, Igor Zindovic	6
4	Mitral valve repair using leaflet expansion and subpartial annuloplasty in children 2023 ·JTCVS Techniques ·Per Wierup, (unknown), Johan Sjögren, (unknown), Igor Zindovic, Shahab Nozohoor, (unknown), Nina Hakacova	0
5	Carbon dioxide flooding to reduce postoperative neurological injury following surgery for acute type A aortic dissection: a prospective, randomised, blinded, controlled clinical trial, CARTA study protocol - objectives and design 2023 ·BMJ Open ·(unknown), (unknown), Marion Moseby‐Knappe, Birgitta Ramgren, Henrik Bjursten, Per Ederoth, Mårten Larsson, Niklas Mattsson, Johan Sjögren, Per Wierup, Shahab Nozohoor, Igor Zindovic	0
6	Pacemaker implantation following tricuspid valve annuloplasty 2023 ·JTCVS Open ·Sigurður Ragnarsson, (unknown), Susanne J. Nielsen, Andrea Amabile, Arnar Geirsson, Markus Krane, David Mörtsell, Johan Sjögren, Anders Jeppsson, Andreas Martinsson	3
7	Limited Distal Repair Results in Low Rates of Distal Events Following Surgery for Acute Type A Aortic Dissection 2021 ·Seminars in Thoracic and Cardiovascular Surgery ·Raphaelle A. Chemtob, (unknown), (unknown), Mårten Larsson, Shahab Nozohoor, Johan Sjögren, Per Wierup, Igor Zindovic	1
8	Impact of concomitant complex cardiac anatomy in nonsyndromic patients with complete atrioventricular septal defect 2021 ·Journal of Thoracic and Cardiovascular Surgery ·(unknown), Igor Zindovic, Shahab Nozohoor, Ronny Gustafsson, Nina Hakacova, Johan Sjögren	0
9	Exercise Echocardiography following Septal Myectomy for Hypertrophic Obstructive Cardiomyopathy 2020 ·The Thoracic and Cardiovascular Surgeon ·(unknown), Martin Stagmo, Per Wierup, Shahab Nozohoor, Henrik Bjursten, Johan Sjögren, Igor Zindovic, Sigurður Ragnarsson	0
10	Right ventricular remodeling after conduit replacement in patients with corrected tetralogy of Fallot - evaluation by cardiac magnetic resonance 2019 ·Journal of Cardiothoracic Surgery ·(unknown), Johan Sjögren, Marcus Carlsson, Ronny Gustafsson, (unknown), Shahab Nozohoor	9
11	The Coagulopathy of Acute Type A Aortic Dissection: A Prospective, Observational Study 2019 ·Journal of Cardiothoracic and Vascular Anesthesia ·Igor Zindovic, Johan Sjögren, Henrik Bjursten, Richard Ingemansson, Jónas Ingimarsson, Mårten Larsson, Peter J. Svensson, Karin Strandberg, Per Wierup, Shahab Nozohoor	35
12	Recombinant factor VIIa use in acute type A aortic dissection repair: A multicenter propensity-score-matched report from the Nordic Consortium for Acute Type A Aortic Dissection 2017 ·Journal of Thoracic and Cardiovascular Surgery ·Igor Zindovic, Johan Sjögren, Anders Ahlsson, Henrik Bjursten, Simon Fuglsang, Arnar Geirsson, Richard Ingemansson, Emma C. Hansson, Ari Mennander, Christian Olsson, Emily Pan, Susann Ullén, Tómas Guðbjartsson, Shahab Nozohoor	11
13	The safety of introducing a new generation TAVR device: one departments experience from introducing a second generation repositionable TAVR 2017 ·BMC Cardiovascular Disorders ·Henrik Bjursten, Shahab Nozohoor, Malin Johansson, Igor Zindovic, (unknown), Johan Sjögren, Magnus Dencker, Göran Olivecrona, Jan Harnek, Sasha Koul, Ted Feldman, Michael J. Reardon, Matthias Götberg	2
14	Outcome of patients with chronic obstructive pulmonary disease and severe coronary artery disease who had a coronary artery bypass graft or a percutaneous coronary intervention 2017 ·European Journal of Cardio-Thoracic Surgery ·Pontus Andell, Johan Sjögren, Gorav Batra, Karolina Szummer, Sasha Koul	9
15	A Swedish consensus on the surgical treatment of concomitant atrial fibrillation 2012 ·Scandinavian Cardiovascular Journal ·(unknown), Anders Ahlsson, Lena Jidéus, Anders Albåge, Göran Källner, A. Holmgren, (unknown), (unknown), (unknown), Henrik Scherstén, Johan Sjögren, Elisabeth Ståhle, Bengt Åberg, E Berglin	8
16	Negative-pressure wound therapy for deep sternal wound infections reduces the rate of surgical interventions for early re-infections 2012 ·Interactive Cardiovascular and Thoracic Surgery ·Steinn Steingrímsson, Magnús Gottfreðsson, Ingibjörg Jóna Guðmundsdóttir, Johan Sjögren, Tómas Guðbjartsson	58
17	Vacuum‐assisted closure therapy for deep sternal wound infections: the impact of learning curve on survival and predictors for late mortality 2008 ·International Wound Journal ·Johan Sjögren, (unknown), Ronny Gustafsson, Malin Malmsjö, Johan Nilsson, Richard Ingemansson	16
18	The effect of vacuum‐assisted closure therapy on the pig femoral artery vasomotor responses 2004 ·Wound Repair and Regeneration ·Angelica Wackenfors, Johan Sjögren, Lars Algotsson, Ronny Gustafsson, Richard Ingemansson, Malin Malmsjö	49
19	Quality of Life in the Very Elderly after Cardiac Surgery: A Comparison of SF-36 between Long-Term Survivors and an Age-Matched Population 2004 ·Gerontology ·Johan Sjögren, L Thulin	35
20	Cause of Late Death after Cardiac Surgery in the Very Elderly: a Single Institution Experience 2002 ·Scandinavian Cardiovascular Journal ·Johan Sjögren, L Thulin	5

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.

Explore authors with similar magnitude of impact