Multicenter studies (external sponsor)

	Project leader		Project name	Type of study	Ethics approval	Biobank
1	Lars Petter Bjørnsen Local contact: Anders B Martinsen	St Olav Hospital, Trondheim	Use of ultrasound in acute evaluation of patients with suspected COVID-19 infection	Multicenter observational study	Conditional approval	No
2	Oliver Distler Local contact: Anna Hoffmann-Vold	Zürich University Hospital, Switzerland	COVID-19 in the EUSTAR cohort of systemic sclerosis	Quality study	N/A	No
3	Grete Dyb Local contact: John Anker Zwart	Norwegian Center for Violence and Traumatic Stress Studies, Universitetet i Oslo	Stress responses and health complaints among hospital staff working in intensive care units and clinical wards during the COVID-19 pandemic	Survey	Approved	No
4	Gunnar Einvik Local contact: Michael Thomas Durheim	Akershus University Hospital, Lørenskog	Patient-reported outcomes and lung function after hospitalization for COVID-19 infection (PROLIFE)	Multicenter observational study	Approved	No
5	Louise Emilsson Local contact: Henriette Cecilie Jodal	University of Oslo	MORMOR-COVID: MORbidity and MORtality during the COVID-19 pandemic	Observational study	Approved	No
6	Hilde Marie Engjom Local contact: Katariina Laine	Haukeland University Hospital, Bergen	COVID-19 infection in pregnant women in Norway	Multicenter observational study	Approved
7	Hans Flaatten Local contact: Theresa Olasveengen	Haukeland University Hospital, Bergen	Outcome of patients >75 with COVID-19 severe acute respiratory insufficiency (SARI)	Multicenter observational study	Approved	No
8	Waleed Ghanima Local contact: Hilde Skuterud Wik	Østfold Hospital, Sarpsborg	The incidence of thromboembolic complications in patients admitted with COVID-19 infection	Multicenter observational study	Approved	No
9	Margrethe Greve-Isdahl Local contact: Per Kristian Knudsen	Norwegian Institute of Public Health, Oslo	MINI-Nor Maternal and Infant Immunity against Vaccine Preventable Diseases in Norway	Prospective observational study	Approved	No
10	Eystein Sverre Husebye Local contact: Anders Jørgensen	Haukeland University Hospital, Bergen	COVID-19 infections in patients with adrenal cortex failure	Multicenter prospective observational study	Approved	No
11	Christopher Inchley Local contacts: Karin C. Lødrup Carlsen, Per Kristian Knudsen	Akershus University Hospital, Lørenskog	COVID-19 in Norwegian children in hospitals - risk factors, outcomes and immunology	Prospective cohort study	Approved	Own collection
12	Michael Levin Local contact: Per Kristian Knudsen	Imperial College London, UK	Best Available Treatment for Paediatric Inflammatory Syndromes Temporally Associated with SARS-CoV-2 (BATS)	Multicenter quality study	N/A	No
13	Torbjørn Omland Local contacts: René Holst	Akershus University Hospital, Lørenskog	Bruk av blodtrykksmedisiner og risiko for COVID-19 infeksjon og komplikasjoner	Multicenter observational study	Approved	No
14	Rainer Schaefert Local contact: Birgitte Boye	University of Basel, CH	COVID-19 online survey	Survey	N/A	No
15	Kjetil Søreide Local contact: Sheraz Yaqub	Stavanger University Hospital, Stavanger	COVID-19 surgery cohort	Multicenter observational study	Approved	No
16	Local contact: Kjetil Juul Stensrud	Emma Children’s Hospital, Amsterdam, University of Amsterdam, Vrije Universiteit Amsterdam, The Netherlands	COVID-19 paNdemic on the maNagement of pEdiatric appendiCiTis; an international multicenter cohort study – CONNECT-study	Quality study	N/A	No
17	Local contact: Geir E. Tjønnfjord	Memorial Sloan Kettering Cancer Center, New York	Examining COVID19 Course and Outcomes in Patients Previously Diagnosed with Chronic Lymphocytic Leukemia	Quality study	N/A	No
18	Mette C. Tollånes Local contact: Veselka Petrova Dimova- Svetoslavova	University of Bergen	Protokoll for utprøving av immunologiske hurtigtester for COVID-19	Quality study	N/A	No
19	Marit Tveito Local contact: Cecilie Hartberg	Vestfold Hospital Trust, Tønsberg	COVID-19 and geriatric psychiatry health services	Health Services Research	N/A	No