Table 1.
Characteristics of the Lung Transplant Recipients
| Characteristic | CF (n = 2,195) | COPD (n = 4,858) | IPF (n = 6,457) |
|---|---|---|---|
| Recipient age, median (IQR), y | 28 (23-37) | 61 (56-65) | 62 (57-66) |
| Age ≥ 18 y | 1,989 (91) | 4,857 (100) | 6,446 (100) |
| Male sex | 1,129 (51) | 2,569 (53) | 4,676 (72) |
| Race/ethnicity | |||
| White | 2,076 (95) | 4,459 (92) | 5,285 (82) |
| Black | 29 (1) | 305 (6) | 419 (6) |
| Hispanic | 83 (4) | 54 (1) | 558 (9) |
| Asian | 0 | 12 (0) | 144 (2) |
| American Indian/Alaska Native | 4 (0) | 8 (0) | 29 (0) |
| Native Hawaiian/other Pacific Islander | 0 | 1 (0) | 8 (0) |
| Multiracial | 3 (0) | 19 (0) | 14 (0) |
| Transplant year 2010-2015 (reference, 2005-2009) | 1,288 (59) | 2,722 (56) | 4,155 (64) |
| Private insurance | 1,288 (59) | 2,155 (44) | 3,750 (58) |
| Height at transplant, median (IQR), cm | 165 (159-173) | 170 (163-177) | 173 (165-178) |
| Weight at transplant, median (IQR), kg | 53 (47-60) | 70 (59-81) | 82 (71-91) |
| BMI at transplant, median (IQR), kg/m2 | 19 (18-21) | 24 (21-28) | 28 (25-30) |
| BMI < 17 kg/m2 | 352 (16) | 76 (2) | 31 (0) |
| Diabetes present | 1,034 (47) | 420 (9) | 1,196 (19) |
| Oxygen requirement at rest at transplant, median (IQR), L/min | 4 (2-6) | 3 (2-4) | 4 (3-8) |
| FEV1 % at transplant, median (IQR) | 22 (18-27) | 20 (16-26) | 50 (40-62) |
| FVC % at transplant, median (IQR) | 37 (30-46) | 52 (41-64) | 45 (36-57) |
| Lung allocation score at transplant, median (IQR) | 41 (37-50) | 34 (32-35) | 46 (40-61) |
| On ventilator at transplant | 250 (11) | 158 (3) | 402 (6) |
| ECMO at transplanta | 101 (5) | 17 (0) | 169 (3) |
| Bilateral transplant | 2,193 (100) | 3,082 (63) | 3,430 (53) |
| Repeat transplant | 157 (7) | 102 (2) | 195 (3) |
Data are presented as No. (%) unless otherwise indicated. CF = cystic fibrosis; ECMO = extracorporeal membrane oxygenation; IPF = idiopathic pulmonary fibrosis; IQR = interquartile range.
a
ECMO is not consistently captured in the United Network for Organ Sharing Registry for a majority of the study period.