Ethics Approval and Consent to Participate
This study was approved by the University of Washington institutional review board (STUDY00007239). All study procedures adhered to the guidance listed in the latest version of the Declaration of Helsinki. Eligible participants who expressed interest in the study were given the opportunity to ask questions during the consent process, and those who agreed to participate in the study provided written informed consent. Data provided by participants were stored on a secure server hosted at the University of Washington, and only the deidentified data were analyzed for this study.Participants were paid US $100 for completing all weekly surveys during the 12 weeks of study treatment and an additional US $70 for completing the 6-month follow-up survey, for a total of up to US $170. Participants were paid via digital gift cards (Amazon eGift Cards).