b'Study 2. Results from the Interactions Cohort (a subset of the Global Registry population who enrolled in the 23-item online survey tool)37 Overall, n=2154 participants initiated the questionnaire, and n=1805 participants completed it (84.0%). Most participants reported a history of cancer (52.75%).Congruent distribution between cohorts. History of Cancer48% 52% No History of CancerFigure 1. Percentage of patients in the Interaction Cohort with or without a history of cancer diagnosis.Cancer-Related Lymphedema Statistics(Figure 2). In a follow-up question, most patients Comparing the Registry Cohort to thereported not having had a discussion with their Interactions Cohorthealthcare provider nor receiving educational materials on lymphedema prior to cancer treatment, highlighting The majority of patients with cancer-relatedthe disconnect between cancer management and lymphedema reported both lymphadenectomy andpost-surgical lymphatic health.radiation components to the initial cancer treatment Most Patients Had Received Radiation and Lymphadenectomy4% 3% 5%Lymph Node8%LyReRemoval OnlyRaRadiation Therapy 28% OnlyOn65% Both Lymph Node32% 55%BoReRemoval and RaRadiation TherapyNeNeitherInteractions Cohort (n=930) Global Registry Cohort (n=193)Figure 2. Interactions cohort and Global Registry cohort distribution of patients with radiation, lymph node removal, both, or neither.|National Indicator Report on Cancer-Related Lymphedema (LE)|11'