Table 2.
Recipient and Donor Characteristics of Transplanted Women, Stratified by Allocation System
| Variable | Women in the Old Allocation System (n = 1483) | Women in the New Allocation System (n = 1503) | P Value |
|---|---|---|---|
| Recipient characteristics | |||
| Age (y), mean | 51.4 ± 13.7 | 50.6 ± 13.5 | .094 |
| BMI, mean | 27.0 ± 5.3 | 27.3 ± 5.5 | .094 |
| Status at transplant* | <.001 | ||
| Status 1A | 753 (50.8%) | — | |
| Status 1B | 401 (27.0%) | — | |
| Status 2 (old) | 58 (3.9%) | — | |
| Status 1 | 8 (0.5%) | 114 (7.5%) | |
| Status 2 | 68 (4.6%) | 610 (40.6%) | |
| Status 3 | 68 (4.6%) | 282 (18.8%) | |
| Status 4 | 99 (6.7%) | 381 (25.3%) | |
| Status 5 | 3 (0.2%) | 15 (1.9%) | |
| Status 6 | 23 (1.6%) | 99 (6.6%) | |
| Ventricular support | |||
| Inotrope | 606 (41.5%) | 600 (40.2%) | .489 |
| Temporary MCS | |||
| IABP | 132 (9.0%) | 405 (27.1%) | <.001 |
| ECMO | 23 (1.6%) | 82 (5.5%) | <.001 |
| Durable LVAD | 465 (31.8%) | 319 (21.8%) | <.001 |
| Donor | |||
| Donor age (y) | 32.5 ± 11.5 | 31.9 ± 10.6 | .058 |
| Female donor sex | 938 (63.3%) | 910 (60.5%) | .012 |
| White donor race | 944 (64.7%) | 942 (63.1%) | .586 |
| Ischemic time (h) | 3.14 ± 1.10 | 3.40 ± 1.02 | <.001 |
| Distance traveled (miles) | 187.50 ± 207.0 | 272.84 ± 233.7 | <.001 |
*
Patients with status 1–6 were listed in the old allocation system but transplanted in the new allocation system.
HCV, hepatitis C virus. Other abbreviations as in Table 1.