Green, Sarah A.
O’Leary, Rae
Huber, Corrine M.
Thorndike, Anne N.
Best, Lyle G.
Brown, Meagan C.
O’Leary, Marcia
Umans, Jason
Hager, Arlette
Whitebull, Rebecca
Beresford, Shirley
Fretts, Amanda M.
Article History
Received: 12 November 2025
Accepted: 18 June 2026
First Online: 27 June 2026
Declarations
Ethics approval and consent to participate: Research was performed in accordance with the Declaration of Helsinki. The CFH RCT was approved through the University of Washington IRB (STUDY00004114), Great Plains IRB (GP IRB #18-R-06GP), and the Tribal Health Board. ClinicalTrials.gov, TRN: NCT03699709. Registration date: 5 October 2018, . Participants provided verbal consent during recruitment. Written, informed consent was obtained from participants enrolled in the RCT.
Consent for publication: Not applicable.
Competing interests: The authors declare no competing interests.