Weber S, Hedberg P, Naucler P and Wolkewitz M (2024)

Protection from prior natural infection vs. vaccination against SARS-CoV-2—a statistical note to avoid biased interpretation.

Front. Med. 11:1376275. doi: 10.3389/fmed.2024.1376275

Pontus Hedberg, Milosz Parczewski, Karol Serwin, Giulia Marchetti, Francesca Bai, Björn-Erik Ole Jensen, Joana P.V. Pereira, Francis Drobniewski, Henrik Reschreiter, Daniel Naumovas, Francesca Ceccherini-Silberstein, Gibran Horemheb Rubio Quintanares, Matilu Mwau, Cristina Toscano, Florian König, Nico Pfeifer, Maurizio Zazzi, Iuri Fanti, Francesca Incardona, Alessandro Cozzi-Lepri, Anders Sönnerborg, Pontus Nauclér.
In-hospital mortality during the wild-type, alpha, delta, and omicron SARS-CoV-2 waves: a multinational cohort study in the EuCARE project,
The Lancet Regional Health - Europe, 2024, 100855, ISSN 2666-7762.

Pontus Hedberg, John Karlsson Valik, Lina Abdel Halim, Tobias Alfvén, Pontus Naucler.
Reducing Diagnostic Bias Through Multiplex Polymerase Chain Reaction (PCR) Testing for SARS-CoV-2, Influenza A/B, and RSV.

Clinical Infectious Diseases, 2024;, ciad747.

Hedberg P,Abdel-Halim L,Valik JK,Alfvén T,Nauclér P.

Outcomes of Pediatric SARS-CoV-2 Omicron Infection vs Influenza and Respiratory Syncytial Virus Infections.

JAMA Pediatr.Published online December 26, 2023.

Dave N, Sjöholm D, Hedberg P, et al.
Nosocomial SARS-CoV-2 Infections and Mortality During Unique COVID-19 Epidemic Waves.
JAMA Netw Open. 2023;6(11):e2341936.

Hedberg, P
., Baltzer, N., Granath, F. et al.

Clinical outcomes during and beyond different COVID-19 critical illness variant periods compared with other lower respiratory tract infections.

Crit Care 27, 427 (2023).

Aron Henriksson, Yash Pawar, Pontus Hedberg, Pontus Nauclér.

Multimodal fine-tuning of clinical language models for predicting COVID-19 outcomes

Artificial Intelligence in Medicine, Volume 146, 2023, 102695, ISSN 0933-3657

Pontus Hedberg, John Karlsson Valik, Lina Abdel Halim, Tobias Alfvén, Pontus Naucler.

Outcomes of SARS-CoV-2 Omicron Variant Infections Compared with Seasonal Influenza and Respiratory Syncytial Virus Infections in Adults Attending the Emergency Department: A Multicentre Cohort Study 

Clinical Infectious Diseases, 2023;, ciad660.

Hedberg P, Varisco B, Bai F, Sönnerborg A, Naucler P, Pfeifer N, Cozzi-Lepri A, Ceccherini-Silberstein F, Naumovas D, Drobniewski F, Jensen BO, Toscano C, Parczewski M, Quintanares GHR, Mwau M, Pinto JA, Incardona F, Mommo C, Marchetti G.

EuCARE-hospitalised study protocol: a cohort study of patients hospitalised with COVID-19 in the EuCARE project.
BMC Infect Dis. 2023 Oct 16;23(1):690.

PMID: 37845624.

Pontus Hedberg, Pontus Nauclér.

Post COVID-19 condition after SARS-CoV-2 infections during the omicron surge compared with the delta, alpha, and wild-type periods in Stockholm, Sweden.

The Journal of Infectious Diseases, 2023;, jiad382.

Hedberg, P, Sotoodeh, A, Askling, HH, Nauclér, P.
Sociodemographic disparities affect COVID-19 vaccine uptake in non-elderly adults with increased risk of severe COVID-19.
J Intern Med. 2023; 00: 1– 13.

Hedberg, P, Granath, F, Bruchfeld, J, Askling, J, Sjöholm, D, Fored, M, et al.

Post COVID-19 condition diagnosis: A population-based cohort study of occurrence, associated factors, and healthcare use by severity of acute infection.

J Intern Med. 2022; 00: 1– 13.

Jasper Van Heuverswyn, John Karlsson Valik, Suzanne Desirée van der Werff, Pontus Hedberg, Christian Giske, Pontus Nauclér

Association Between Time to Appropriate Antimicrobial Treatment and 30-day Mortality in Patients With Bloodstream Infections: A Retrospective Cohort Study

Clinical Infectious Diseases, 2022; ciac727

Valentijn M T de Jong, Rebecca Z Rousset, Neftalí Eduardo Antonio-Villa, Arnoldus G Buenen, Ben Van Calster, Omar Yaxmehen Bello-Chavolla, Nigel J Brunskill, Vasa Curcin, Johanna A A Damen, Carlos A Fermín-Martínez, Luisa Fernández-Chirino, Davide Ferrari, Robert C Free, Rishi K Gupta, Pranabashis Haldar, Pontus Hedberg, Steven Kwasi Korang, Steef Kurstjens, Ron Kusters, Rupert W Major, Lauren Maxwell, Rajeshwari Nair, Pontus Naucler, Tri-Long Nguyen, Mahdad Noursadeghi, Rossana Rosa, Felipe Soares, Toshihiko Takada, Florien S van Royen, Maarten van Smeden, Laure Wynants, Martin Modrák, the CovidRetro collaboration, Folkert W Asselbergs, Marijke Linschoten, CAPACITY-COVID consortium, Karel G M Moons, Thomas P A Debray

Clinical prediction models for mortality in patients with covid-19: external validation and individual participant data meta-analysis 

BMJ 2022; 378 :e069881,

Brodin R, Desirée van der Werff S, Hedberg P, Färnert A, Nauclér P, Bergman P, Requena-Méndez A
The association between pre-exposure to glucocorticoids and other immunosuppressant drugs with severe COVID-19 outcomes

Clinical Microbiology and Infection,

Granqvist, M., Hedberg, P., Nauclér, P. et al. 

Influence of perioperative SARS-CoV-2 infection on mortality in orthopaedic inpatients with surgically treated traumatic fractures. 

Eur J Orthop Surg Traumatol (2022).

Lund LC, Hedberg P, Andreasen AH, Petersen J, Petersen TS, Pottegård A, Bodilsen J, Naucler P, Hallas J, Jimenez-Solem E.

Prophylactic anticoagulation with low molecular weight heparin in COVID-19: cohort studies in Denmark and Sweden.

Clin Microbiol Infect. 2022 Mar 16:S1198-743X(22)00145-8.

Epub ahead of print. PMID: 35306190; PMCID: PMC8926439.

Hedberg, P., Vesterbacka, J., Blennow, O., Missailidis, C., Nowak, P. and Naucler, P.  Incidence and severity of COVID-19 in adults with and without HIV diagnosis.

J Intern Med (2022).

Requena-Méndez Ana, Mougkou Aikaterini, Hedberg Pontus, van der Werff Suzanne D, Tanushi Hideyuki, Hertting Olof, Färnert Anna, Nyberg Filippa, Naucler Pontus, COVID-19-data-review collaborators

SARS-CoV-2 testing in patients with low COVID-19 suspicion at admission to a tertiary care hospital, Stockholm, Sweden, March to September 2020.

Euro Surveill. 2022;27(7):pii=2100079.

Hedberg, Pontus; Ternhag, Anders; Giske, Christian G; Strålin, Kristoffer; Özenci, Volkan; Johansson, Niclas; Spindler, Carl; Hedlund, Jonas; Mårtensson, Johan; Nauclér, Pontus

Ventilator-Associated Lower Respiratory Tract Bacterial Infections in COVID-19 Compared With Non-COVID-19 Patients.

Critical Care Medicine: May 2022 - Volume 50 - Issue 5 - p 825-836

Hedberg, P., Johansson, N., Ternhag, A. et al. 

Bacterial co-infections in community-acquired pneumonia caused by SARS-CoV-2, influenza virus and respiratory syncytial virus. 

BMC Infect Dis 22, 108 (2022).

Valik JK, Hedberg P, Holmberg F, et al

Impact of the COVID-19 pandemic on the incidence and mortality of hospital-onset bloodstream infection: a cohort study

BMJ Quality & Safety 2022;31:379-382.

Hedberg, P., Sirel, M., Moll, K. et al. 

Red blood cell blood group A antigen level affects the ability of heparin and PfEMP1 antibodies to disrupt Plasmodium falciparum rosettes. 

Malar J 20, 441 (2021).

Hedberg P., Karlsson Valik J, van der Werff S, et al

Clinical phenotypes and outcomes of SARS-CoV-2, influenza, RSV and seven other respiratory viruses: a retrospective study using complete hospital data

Thorax 2022;77:1-10.

Eva Piscator, Pontus Hedberg , Katarina Göransson,Therese Djärv

Survival after in-hospital cardiac arrest highly associated to age-adjusted Charlson co-morbidity index a cohort study from a two-sited Swedish University hospital

Resuscitation, VOLUME 96, SUPPLEMENT 1, 109-110, NOVEMBER 01, 2015