Statistically significant categorical risk factors for 5-year mortality for adult lung transplant recipients with 95% CIs (transplants: 2005–June 2013, N = 27,023). This model includes size match. A1ATD, alpha-1-antitrypsin deficiency; CF, cystic fibrosis; CI, confidence interval; CMV, cytomegalovirus; COPD, chronic obstructive pulmonary disease; F, female; HLA, human leukocyte antigen; HR, hazard ratio; IIP, idiopathic interstitial pneumonia; ILD-not IIP, interstitial lung disease-not idiopathic interstitial pneumonia; LCL, lower control limit; M, male; UCL, upper control limit.