Table 1.
Subject characteristics.
| N | Non-PGD | PGD | p-value |
|---|---|---|---|
| 15 | 13 | ||
| Recipient age, median [IQR]* | 57.0 [26.8, 65.0] | 60.5 [55.0, 63.5] | 0.34 |
| Male recipient, N (%) | 6 (40) | 9 (69) | 0.24 |
| Donor age, mean (SD) | 33.7 (11) | 43.6 (17) | 0.08 |
| Male donor, N (%) | 11 (73) | 10 (77) | 1 |
| Recipient BMI, mean (SD) | 23.9 (5.0) | 28.3 (3.6) | 0.01 |
| Donor BMI, mean (SD) | 23.2 (4.1) | 25.7 (3.3) | 0.09 |
| Recipient ethnicity, N (%) | 0.21 | ||
| American Indian/Alaska Native | 0 (0) | 2 (15) | |
| Asian | 2 (13) | 3 (23) | |
| Black | 2 (13) | 0 (0) | |
| White | 11 (73) | 8 (62) | |
| Donor ethnicity, N (%) | 0.56 | ||
| American Indian/Alaska Native | 1 (8) | 3 (23) | |
| Asian | 4 (31) | 2 (15) | |
| Black | 2 (15) | 1 (8) | |
| White | 6 (46) | 7 (54) | |
| Transplant indication category, N (%) | 0.31 | ||
| A (obstructive) | 1 (7) | 1 (8) | |
| B (pulmonary vascular) | 0 (0) | 0 (0) | |
| C (cystic fibrosis) | 4 (27) | 1 (8) | |
| D (restrictive) | 10 (67) | 11 (85) | |
| CMV status, N (%) | 0.55 | ||
| Donor (−) Recipient (−) | 2 (13) | 2 (15) | |
| Donor (−) Recipient (+) | 3 (20) | 4 (31) | |
| Donor (+) Recipient (−) | 6 (40) | 2 (15) | |
| Donor (+) Recipient (+) | 4 (27) | 5 (39) | |
| HLA mismatches, median [IQR]* | 4 [4, 5] | 4 [4, 6] | 0.22 |
| Double lung transplant, N (%) | 15 (100) | 13 (100) | 1 |
| Post-transplant days, median [IQR]* | 370 [363, 371] | 370 [369, 380] | 0.24 |
| Days of airway cell culture, median [IQR]* | 14 [13, 19] | 15 [14, 17] | 0.28 |
| Lung allocation score, median [IQR]* | 49.3 [42.1, 62.8] | 56.0 [44.6, 85.7] | 0.52 |
BMI, body mass index in kg/m2; CMV, cytomegalovirus; HLA, human leukocyte antigen; IQR, interquartile range; N, number; PGD, severe primary graft dysfunction; SD, standard deviation
*Indicates a non-normal distribution was identified by Shapiro-Wilk test p-value of <0.05. These variables are reported as median with IQR and compared by Mann-Whitney U test.