“…This hypothesis was based on prior studies in other solid-organ transplants and the lung transplant registry study that suggested higher rejection rates and poor outcomes in African American recipients, respectively. 6,8,10,12,13,16 In addition, data from the United Network for Organ Sharing (UNOS) were utilized to compare differences in survival between white and African American recipients. Data on acute rejection and BOS from UNOS are not complete, so they were not included.…”