Optimal Dosing and Timing of High-Dose Corticosteroid Therapy in Hospitalized Patients With COVID-19: Study Protocol for a Retrospective Observational Multicenter Study (SELECT)

Katrijn Daenen   ^{1, 2} , MD ;   Jilske A Huijben   ¹ , MD, PhD ;   Anders Boyd   ^{3, 4, 5} , PhD ;   Lieuwe D J Bos   ^{6, 7} , MD, PhD ;   Sara C M Stoof   ¹ , MD, PhD ;   Hugo van Willigen   ⁸ , MD ;   Diederik A M P J Gommers   ¹ , MD, PhD ;   Hazra S Moeniralam   ⁹ , MD, PhD ;   Corstiaan A den Uil   ¹⁰ , MD, PhD ;   Nicole P Juffermans   ^{11, 12} , MD, PhD ;   Merijn Kant   ^{13, 14} , MD ;   Abraham J Valkenburg   ¹⁵ , MD, PhD ;   Janesh Pillay   ^{16, 17} , MD, PhD ;   David M P van Meenen   ^{6, 18} , MD, PhD ;   Frederique Paulus   ^{6, 19} , PhD ;   Marcus J Schultz   ^{6, 7} , MD, PhD ;   Virgil A S H Dalm   ^{20, 21} , MD, PhD ;   Eric C M van Gorp   ^{2, 22} , MD, PhD ;   Janke Schinkel   ⁸ , MD, PhD ;   Henrik Endeman   ¹ , MD, PhD ;   PRoVENT- and PRoAcT-COVID Collaborative Group   ²³

¹ Department of Intensive Care, Erasmus University Medical Center, Rotterdam, The Netherlands

² Department of Viroscience, Erasmus University Medical Center, Rotterdam, The Netherlands

³ Department of Infectious Diseases, Public Health Service of Amsterdam, Amsterdam, The Netherlands

⁴ HIV Monitoring Foundation, Amsterdam, The Netherlands

⁵ Infectious Diseases, Amsterdam University Medical Centers, location University of Amsterdam, Amsterdam, The Netherlands

⁶ Department of Intensive Care, Amsterdam University Medical Centers, location Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands

⁷ Laboratory of Experimental Intensive Care and Anesthesiology, Amsterdam University Medical Centers, location Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands

⁸ Department of Medical Microbiology & Infection Prevention, Amsterdam University Medical Centers, location University of Amsterdam, Amsterdam, The Netherlands

⁹ Department of Internal Medicine and Intensive Care, St Antonius Hospital, Nieuwegein, The Netherlands

¹⁰ Department of Intensive Care, Maasstad Ziekenhuis, Rotterdam, The Netherlands

¹¹ Department of Intensive Care, Onze Lieve Vrouwe Gasthuis Hospital, Amsterdam, The Netherlands

¹² Laboratory of Translational Intensive Care, Erasmus University Medical Center, Rotterdam, The Netherlands

¹³ Department of Pulmonology, Amphia Hospital, Breda, The Netherlands

¹⁴ Department of Intensive Care, Amphia Hospital, Breda, The Netherlands

¹⁵ Department of Anesthesiology and Intensive Care, Isala Clinics, Zwolle, The Netherlands

¹⁶ Department of Intensive Care, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands

¹⁷ Department of Pathology and Medical Biology, Groningen Research Institute for Asthma and Chronic Obstructive Pulmonary Disease, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands

¹⁸ Department of Anesthesiology, Amsterdam University Medical Centers, location Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands

¹⁹ Center of Expertise Urban Vitality, Faculty of Health, Amsterdam University of Applied Sciences, Amsterdam, The Netherlands

²⁰ Department of Immunology, Erasmus University Medical Center, Rotterdam, The Netherlands

²¹ Division of Allergy & Clinical Immunology, Department of Internal Medicine, Erasmus University Medical Center, Rotterdam, The Netherlands

²² Department of Internal Medicine, Erasmus University Medical Center, Erasmus, The Netherlands

²³ See Acknowledgements, N/A, The Netherlands