Sankey diagrams showing availability of requested URDs for CT, workup, and donation. URDs were predominantly requested first for CT, and suitable URDs were then selected for workup. When transplants were urgent, URDs were requested for simultaneous CT-workup. Available URDs at each step of this process are shown in blue, unavailable URDs in red, and URDs who were available for CT but not requested for workup in gray. (A) Results for 3,843 URDs requested for all 455 patients. Of 3,529 URDs requested for CT, 1,894 URDs were available. Of 314 for simultaneous CT-workup, 145 were available. Taken together, only half (2,039/3,843 [53%]) of the requested URDs were available for CT. Of those selected for workup, <70% (604/889 [68%]) were available. Most of those who underwent workup (584/604 [97%]) were available for donation. (B) Results for 458 URDs requested for 40 African ancestry patients. (C) Results for 258 URDs requested for 33 non-Black Hispanic ancestry patients. (D) Results for 270 URDs requested for 31 Asian ancestry patients. Pts, patients.