{"groups":[{"description":"Targeted mailed educational materials (C).\n\nControl: Mailed educational materials.","id":"FG000","title":"Control (C)"},{"description":"C + patient activation (PA) consisting of (1) smartphone app with HIPAA compliant survivorship care plan that can be viewed, printed, or emailed to their primary care provider; and (2) two-way (interactive) tailored text messages with links to video vignettes discussing the primary barriers to breast MRI and mammography.\n\nPatient activation: Smartphone-based materials including text messages and supplemental short videos focusing on how to find a primary care doctor, the importance of medical screening, and how to talk to a doctor about medical screening. Guidelines for monitoring and maintaining health, such as a survivorship care plan, will also be included in the smartphone-based materials.\n\nControl: Mailed educational materials.","id":"FG001","title":"Patient Activation (PA)"},{"description":"C + PA + PCP activation (PA+PCP) with physician materials about breast cancer risk in this population along with national and international guidelines for breast cancer surveillance.\n\nPatient activation: Smartphone-based materials including text messages and supplemental short videos focusing on how to find a primary care doctor, the importance of medical screening, and how to talk to a doctor about medical screening. Guidelines for monitoring and maintaining health, such as a survivorship care plan, will also be included in the smartphone-based materials.\n\nPrimary care physician activation: Mailed educational print materials sent to the participants' primary care doctors about health risks and recommendations for medical screening for adult women who were treated for a childhood cancer with chest radiation.\n\nControl: Mailed educational materials.","id":"FG002","title":"Patient Activation + Primary Care Provider Activation (PA+PCP)"}],"periods":[{"dropWithdraws":[{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"2"},{"groupId":"FG002","numSubjects":"1"}],"type":"Death"},{"reasons":[{"groupId":"FG000","numSubjects":"12"},{"groupId":"FG001","numSubjects":"8"},{"groupId":"FG002","numSubjects":"6"}],"type":"Lost to Follow-up"},{"reasons":[{"groupId":"FG000","numSubjects":"1"},{"groupId":"FG001","numSubjects":"0"},{"groupId":"FG002","numSubjects":"0"}],"type":"Physician Decision"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"1"},{"groupId":"FG002","numSubjects":"1"}],"type":"Withdrawal by Subject"},{"reasons":[{"groupId":"FG000","numSubjects":"0"},{"groupId":"FG001","numSubjects":"1"},{"groupId":"FG002","numSubjects":"1"}],"type":"Ineligible"}],"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"90"},{"groupId":"FG001","numSubjects":"91"},{"groupId":"FG002","numSubjects":"90"}],"type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"76"},{"groupId":"FG001","numSubjects":"79"},{"groupId":"FG002","numSubjects":"81"}],"type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"14"},{"groupId":"FG001","numSubjects":"12"},{"groupId":"FG002","numSubjects":"9"}],"type":"NOT COMPLETED"}],"title":"Overall Study"}],"preAssignmentDetails":"43 participants did not complete the baseline survey for varying reasons and were not randomized.","recruitmentDetails":"Participants were recruited in 12 waves from 5/7/2019 to 12/1/2020. The CCSS Coordinating Center sent introductory letters of invitation via email, regular mail, or phone. Interested participants were then given instructions on how to download the Eureka app from which they completed an electronic consent form and HIPAA waiver. All recruitment and study activities were completed remotely through the Eureka app."}