Hansen, Carina M. E. https://orcid.org/0009-0008-1468-0103
Zendaky, Badr https://orcid.org/0009-0008-4531-3613
Zwitserloot, Annelies M. https://orcid.org/0000-0003-4519-9511
van den Bemt, Patricia M. L. A. https://orcid.org/0000-0003-1418-5520
van Boven, Job F. M. https://orcid.org/0000-0003-2368-2262
Article History
Received: 21 January 2026
Accepted: 13 February 2026
First Online: 11 March 2026
Declarations
:
: Carina M.E. Hansen received a travel grant for the ECFS in 2023 (paid to institution). Annelies M. Zwitserloot reports grants from Vertex Pharmaceuticals (IIS-2018-107391) and participation in an advisory board meeting to Sanofi (paid to institution). Job F.M. van Boven reports consulting fees from Vertex (paid to institution). Job F.M. van Boven is an editorial board member of Pulmonary Therapy . Job F.M. van Boven was not involved in the selection of peer reviewers for the manuscript nor any of the subsequent editorial decisions. Patricia M.L.A. van den Bemt and Badr Zendaky have nothing to disclose.
: This study was reviewed by the medical ethical committee of the UMCG (2024/510) and exempted from further examination due to the noninvasive nature of the study. In line with Dutch regulation, no written informed consent was required given the use of routinely collected pseudo-anonymized data. PwCF who previously objected to the use of their data for research were excluded.