Eide, Per Kristian https://orcid.org/0000-0001-6881-9280
Sorteberg, Wilhelm
Pripp, Are H. https://orcid.org/0000-0002-1678-7309
Rønning, Pål A. https://orcid.org/0000-0002-2279-7415
Sorteberg, Angelika G. https://orcid.org/0000-0003-1076-3696
Funding for this research was provided by:
University of Oslo
Article History
Received: 22 March 2025
Accepted: 3 September 2025
First Online: 13 September 2025
Declarations
:
: The study was governed by ethical standards according to the Helsinki Declaration of 1975 (and as revised in 1983).
: The study patients included individuals of the Neurovascular-CSF Quality Registry (Registration Number: 2011–6692), which has been documenting information on all patients treated for aSAH at our institution since 2011. To conduct this study, specific authorization to access data from the quality registry (Registration Number: 2011–6692) was granted by the institutional data protection office (Approval Number: 21.11433).
: Not applicable.
: Not applicable.
: The authors declare no competing interests.