Document is current

Article History

Received: 20 September 2024

Accepted: 27 February 2025

First Online: 1 April 2025

Declarations

: The study has used data from the Cancer Registry of Norway. The interpretation and reporting of these data are the sole responsibility of the authors, and no endorsement by the Cancer Registry of Norway is intended nor should be inferred. Where authors are identified as personnel of the International Agency for Research on Cancer/World Health Organization, the authors alone are responsible for the views expressed in this article and they do not necessarily represent the decisions, policy or views of the International Agency for Research on Cancer/World Health Organization.

: The NOWAC study was approved by the Regional Committee for Medical and Health Research Ethics (REK) and the Norwegian Data Protection Authority. Additionally, this study has an approved Data Protection Impact Assessment (no. 537703) and was approved by REK (no. 778138). Participants provided informed consent to participate and to link their data to the Cancer Registry of Norway and the Norwegian Cause of Death Registry. Data were processed on the basis of public interest.

: Not applicable.

: G.S. is a member of the National Nutrition Council in Norway. M.H. and C.R. declare that they have no competing interests.