Table 3.
Baseline characteristics by transplant status for enrolled subjects.
| Characteristics, n (%) | Not Transplanted (n = 50) | Transplanted (n = 240) | p-Value | Total (n = 290) |
|---|---|---|---|---|
| Age at Listing in years, median (IQR) | 2 (0–7) | 6 (0–13) | 0.0115 | 5 (0–13) |
| Weight at Listing in kg, median (IQR) | 12.6 (6.0–22.5) | 18.4 (8.5–49.0) | 0.0089 | 16.7 (7.9–46.3) |
| Diagnosis | 0.0003 | |||
| Cardiomyopathy | 12 (24.0) | 128 (53.3) | 140 (48.3) | |
| Congenital Heart Disease | 36 (72.0) | 108 (45.0) | 144 (49.7) | |
| Other | 2 (4.0) | 4 (1.7) | 6 (2.1) | |
| Race | 0.0689 | |||
| White | 36 (72.0) | 133 (55.4) | 169 (58.3) | |
| Black or African American | 5 (10.0) | 54 (22.5) | 59 (20.3) | |
| Non-White/Non-Black | 1 (2.0) | 18 (7.5) | 19 (6.6) | |
| Unknown or Not Reported | 8 (16.0) | 35 (14.6) | 43 (14.8) | |
| Ethnicity | 0.2901 | |||
| Hispanic or Latino | 5 (10.0) | 30 (12.5) | 35 (12.1) | |
| Not Hispanic or Latino | 39 (78.0) | 161 (67.1) | 200 (69.0) | |
| Unknown or Not Reported | 6 (12.0) | 49 (20.4) | 55 (19.0) | |
| Male | 32 (64.0) | 128 (53.3) | 0.1677 | 160 (55.2) |
| Blood Type | 0.0931 | |||
| A | 12 (24.0) | 77 (32.1) | 89 (30.7) | |
| AB | 1 (2.0) | 8 (3.3) | 9 (3.1) | |
| B | 4 (8.0) | 42 (17.5) | 46 (15.9) | |
| O | 33 (66.0) | 113 (47.1) | 146 (50.3) | |
| UNOS Status at Listing | 0.0197 | |||
| 1A | 25 (50.0) | 163 (67.9) | 188 (64.8) | |
| 1B | 8 (16.0) | 38 (15.8) | 46 (15.9) | |
| 2 | 17 (34.0) | 38 (15.8) | 55 (19.0) | |
| 7 | 0 | 1 (0.4) | 1 (0.3) | |
| Prior Sensitizing Event | 46 (92.0) | 183 (76.3) | 0.0129 | 229 (79.0) |
| Surgery | 35 (70.0) | 130 (54.2) | 0.0397 | 165 (56.9) |
| Blood Transfusion | 38 (76.0) | 127 (52.9) | 0.0027 | 165 (56.9) |
| VAD | 10 (20.0) | 55 (22.9) | 0.6528 | 65 (22.4) |
| ECMO | 8 (16.0) | 28 (11.7) | 0.3979 | 36 (12.4) |
| Any MCS | 14 (28.0) | 71 (29.6) | 0.8229 | 85 (29.3) |
| Aortic or Pulmonary Allograft | 10 (20.0) | 37 (15.4) | 0.4237 | 47 (16.2) |
| Prior Transplant | 2 (4.0) | 14 (5.8) | 1.0000 | 16 (5.5) |
| Pregnancy | 0 | 1 (0.4) | 1.0000 | 1 (0.3) |
| Hospitalized at Listing | 32 (64.0) | 169 (70.4) | 0.3708 | 201 (69.3) |
| ICU at Listing | 23 (46.0) | 110 (45.8) | 0.9828 | 133 (45.9) |
| Ventilator at Listing | 8 (16.0) | 36 (15.0) | 0.8577 | 44 (15.2) |
| ECMO at Listing | 4 (8.0) | 4 (1.7) | 0.0323 | 8 (2.8) |
| VAD at Listing | 2 (4.0) | 28 (11.7) | 0.1054 | 30 (10.3) |
| MCS at Listing | 5 (10.0) | 32 (13.3) | 0.5204 | 37 (12.8) |
IQR, interquartile range; UNOS, United Network for Organ Sharing; VAD, ventricular assist device; ECMO, extracorporeal membrane oxygenation; MCS, mechanical circulatory support; ICU, intensive care unit