Funding for this research was provided by:
Ministry of Public health, Welfare and Sports, The Netherlands
Received: 28 September 2021
Accepted: 7 October 2022
First Online: 5 December 2022
: This study was carried out in accordance with relevant guidelines and Dutch regulations. According to Dutch legislation, neither obtaining informed consent from patients nor approval of a medical ethics committee is obligatory for this type of observational studies containing no directly identifiable data (Dutch Civil Law, Article 7:458). Nevertheless, GPs participating in the Nivel Primary Care Database are contractually obliged to inform patients about the GP’s participation in the Nivel Primary Care Database, and to inform patients about the possibility to opt-out if they object to their data being included in the database. This study has been approved by the applicable governance bodies of Nivel Primary Care Database under number NZR00315.024.
: Not applicable.
: Karin Hek: None. Fouzia Lghoul—Oulad Saïd: None. Joke Korevaar: None. Linda Flinterman: None. Liset van Dijk: Has received funding for a project not related to this study from AbbVie, Pfizer and TEVA. Patricia van den Bemt: None.