Christian Østergaard

3.7k total citations · 1 hit paper
73 papers, 2.4k citations indexed

About

Christian Østergaard is a scholar working on Epidemiology, Infectious Diseases and Microbiology. According to data from OpenAlex, Christian Østergaard has authored 73 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 35 papers in Epidemiology, 22 papers in Infectious Diseases and 22 papers in Microbiology. Recurrent topics in Christian Østergaard's work include Bacterial Infections and Vaccines (22 papers), Pneumonia and Respiratory Infections (18 papers) and Bacterial Identification and Susceptibility Testing (14 papers). Christian Østergaard is often cited by papers focused on Bacterial Infections and Vaccines (22 papers), Pneumonia and Respiratory Infections (18 papers) and Bacterial Identification and Susceptibility Testing (14 papers). Christian Østergaard collaborates with scholars based in Denmark, Switzerland and United States. Christian Østergaard's co-authors include Christian Brandt, Stephen L. Leib, Jenny Dahl Knudsen, Henrik Carl Schønheyder, Magnus Arpi, Ian J. Rowland, Kim Oren Gradel, Mette Søgaard, Oğuz Reşat Sipahi and Diederik van de Beek and has published in prestigious journals such as PLoS ONE, Neurology and Clinical Infectious Diseases.

In The Last Decade

Christian Østergaard

68 papers receiving 2.4k 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.

ESCMID guideline: diagnosis and treatment of acute bacterial meningitis

2016 510 citations Diederik van de Beek, Carmen Cabellos et al. Clinical Microbiology and Infection profile →

Peers

Countries citing papers authored by Christian Østergaard

Since Specialization

Citations

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

Fields of papers citing papers by Christian Østergaard

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Christian Østergaard

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

#	Work	Indexed citations
1	Early Switch From Intravenous to Oral Antibiotics for Patients With Uncomplicated Gram-Negative Bacteremia 2024 ·JAMA Network Open ·(unknown), Simone Bastrup Israelsen, Henrik L. Jørgensen, Christian Østergaard, Thomas Benfield	13
2	Risk of cardiac conduction disorders, and pacemaker implantations among individuals tested for serum Borrelia burgdorferi antibodies, a nationwide, matched, population-based cohort study 2024 ·Clinical Microbiology and Infection ·(unknown), Lars Haukali Omland, Ram Benny Dessau, Svend Ellermann‐Eriksen, Nanna Skaarup Andersen, Charlotte Sværke Jørgensen, Christian Østergaard, Jacob Bodilsen, Kirstine K. Søgaard, Jette Bangsborg, Alex Christian Yde Nielsen, Jens Kjølseth Møller, Ming Chen, Jesper Hastrup Svendsen, Niels Obel, Anne‐Mette Lebech	2
3	Risk Factors and Prognosis of Epilepsy Following Brain Abscess 2023 ·Neurology ·Jacob Bodilsen, (unknown), Theis Mariager, Christian Brandt, Lothar Wiese, Pelle Trier Petersen, Lykke Larsen, Birgitte Rønde Hansen, Lars Haukali Omland, (unknown), (unknown), Steffen Leth, Henrik Nielsen, (unknown), (unknown), Merete Storgaard, Christian Østergaard, Jannik Helweg‐Larsen, (unknown)	7
4	Characteristics and long-term prognosis of Danish residents with a positive intrathecal antibody index test for herpes simplex virus or varicella-zoster virus compared with individuals with a positive cerebrospinal fluid PCR: a nationwide cohort study 2023 ·Clinical Microbiology and Infection ·(unknown), (unknown), Ram Benny Dessau, Svend Ellermann‐Eriksen, Nanna Skaarup Andersen, (unknown), Christian Østergaard, Jacob Bodilsen, Kirstine K. Søgaard, Jette Bangsborg, Alex Christian Yde Nielsen, Jens Kjølseth Møller, Anne‐Mette Lebech, Lars Haukali Omland, Niels Obel	2
5	Use of inhaled corticosteroids and risk of acquiringPseudomonas aeruginosain patients with chronic obstructive pulmonary disease 2021 ·Thorax ·Josefin Eklöf, Truls Sylvan Ingebrigtsen, Rikke Sørensen, (unknown), (unknown), Pradeesh Sivapalan, Jonas Bredtoft Boel, Jette Bangsborg, Christian Østergaard, Ram Benny Dessau, Ulrich Stab Jensen, Ejvind Frausing Hansen, Thérèse Lapperre, Howraman Meteran, Torgny Wilcke, Niels Seersholm, Jens‐Ulrik Stæhr Jensen	25
6	Simple Equivalent Circuit Capacitance Model for Two-Winding Transformers 2020 ·University of Southern Denmark Research Portal (University of Southern Denmark) ·Christian Østergaard, (unknown), Morten Nymand	5
7	High efficiency 20kW SiC based Isolated DC-DC Converter for Battery Charger Applications 2018 ·University of Southern Denmark Research Portal (University of Southern Denmark) ·(unknown), Morten Nymand, Christian Østergaard, (unknown), (unknown)	10
8	Infectious meningitis and encephalitis in adults in Denmark: a prospective nationwide observational cohort study (DASGIB) 2018 ·Clinical Microbiology and Infection ·Jacob Bodilsen, Merete Storgaard, Lykke Larsen, Lothar Wiese, Jannik Helweg‐Larsen, Anne‐Mette Lebech, Christian Brandt, Christian Østergaard, Henrik Nielsen	57
9	National Automated Surveillance of Hospital-Acquired Bacteremia in Denmark Using a Computer Algorithm 2017 ·Infection Control and Hospital Epidemiology ·Sophie Gubbels, Jens Nielsen, Marianne Voldstedlund, Brian Kristensen, Henrik Carl Schønheyder, Svend Ellermann‐Eriksen, Jørgen Engberg, Jens Kjølseth Møller, Christian Østergaard, Kåre Mølbak	24
10	Risk Factors of Endocarditis in Patients WithEnterococcus faecalisBacteremia: External Validation of the NOVA Score 2016 ·Clinical Infectious Diseases ·Anders Dahl, Trine K. Lauridsen, Magnus Arpi, Lars Sorensen, Christian Østergaard, Peter Søgaard, Niels Eske Bruun	49
11	ESCMID guideline: diagnosis and treatment of acute bacterial meningitis breakdown → 2016 ·Clinical Microbiology and Infection ·Diederik van de Beek, Carmen Cabellos, Olga Džupová, Susanna Esposito, Matthias Klein, (unknown), Stephen L. Leib, Bruno Mourvillier, Christian Østergaard, Pasquale Pagliano, H.-W. Pfister, Robert C. Read, Oğuz Reşat Sipahi, Matthijs C. Brouwer	510
12	Antibiotic treatment and mortality in patients with Listeria monocytogenes meningitis or bacteraemia 2016 ·Clinical Microbiology and Infection ·(unknown), Jenny Dahl Knudsen, Henrik Carl Schønheyder, Mette Søgaard, Magnus Arpi, Kim Oren Gradel, Christian Østergaard, Ulrich Stab Jensen, (unknown), (unknown), Mette Pinholt, Jesper Smit	82
13	Impact of antibiotic restriction on resistance levels ofEscherichia coli: a controlled interrupted time series study of a hospital-wide antibiotic stewardship programme 2016 ·Journal of Antimicrobial Chemotherapy ·Jonas Bredtoft Boel, Viggo Andreasen, Jens Otto Jarløv, Christian Østergaard, Ida Gjørup, (unknown), Magnus Arpi	34
14	Increase in hippocampal water diffusion and volume during experimental pneumococcal meningitis is aggravated by bacteremia 2014 ·BMC Infectious Diseases ·Jon Gitz Holler, Christian Brandt, Stephen L. Leib, Ian Rowland, Christian Østergaard	3
15	First Outbreak with MRSA in a Danish Neonatal Intensive Care Unit: Risk Factors and Control Procedures 2013 ·PLoS ONE ·(unknown), Magnus Arpi, (unknown), (unknown), (unknown), (unknown), Henrik Westh, Christian Østergaard	23
16	Effectiveness of penicillin, dicloxacillin and cefuroxime for penicillin-susceptible Staphylococcus aureus bacteraemia: a retrospective, propensity-score-adjusted case–control and cohort analysis 2013 ·Journal of Antimicrobial Chemotherapy ·(unknown), Robert Skov, Jenny Dahl Knudsen, Christian Østergaard, Henrik Carl Schønheyder, Jens Kjølseth Møller, Thomas Benfield	46
17	Factors Associated with the Occurrence of Hearing Loss after Pneumococcal Meningitis 2010 ·Clinical Infectious Diseases ·(unknown), Per Cayé‐Thomasen, Christian Brandt, Jens Thomsen, Christian Østergaard	41
18	Clinical characteristics of Haemophilus influenzae meningitis in Denmark in the post-vaccination era 2009 ·Clinical Microbiology and Infection ·(unknown), Michael Frantz Howitz, Christian Østergaard	12
19	Differences in Survival, Brain Damage, and Cerebrospinal Fluid Cytokine Kinetics Due to Meningitis Caused by 3 DifferentStreptococcus pneumoniaeSerotypes: Evaluation in Humans and in 2 Experimental Models 2004 ·The Journal of Infectious Diseases ·Christian Østergaard, Christian Brandt, Helle Bossen Konradsen, S Samuelsson	45
20	Horner syndrome from the dentist's chair. 2001 ·PubMed ·Christian Østergaard, Dennis J. Faix	3

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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