Biopsychosocial Late Effects After Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy for Peritoneal Metastases from Colorectal and Appendiceal Cancer: A National Prospective Cohort Study.

"Disclosure Rogini Balachandran, Henriette Vind Thaysen, Peter Christensen, Robert Zachariae, and Lene Hjerrild Iversen have declared no conflicts of interest."

"Funding Open access funding provided by Aarhus Universitet. No sources of funding were used to assist in the preparation of this study."

"The present study was registered with the Danish Data Protection Agency (case #: 1-16-02-714-20) and preregistered with ClinicalTrials.gov (NCT04956107). Approval by a scientific Ethics Committee is not required in Denmark for questionnaire-based studies. This was confirmed by the local scientific Ethics Committee (case #: 1-10-72-181-20). Consent for participation was obtained in accordance with the ethical standards of the Helsinki Declaration of 1975."