Table. Demographic and Clinical Characteristics of All Patients Before and After Propensity Score Matching.
| Characteristic | No. (%) of patients | P value | |
|---|---|---|---|
| BTT/UNOS | DT | ||
| Before matching | |||
| No. | 4867 | 3414 | |
| Age, median (IQR), y | 56.0 (47.0-63.0) | 64.0 (55.0-70.0) | <.001 |
| Race/ethnicity | |||
| Asian (non-Hispanic) | 145 (3.0) | 31 (0.9) | <.001 |
| Black (non-Hispanic) | 1147 (23.6) | 772 (22.6) | |
| Hispanic | 328 (6.7) | 90 (2.6) | |
| Other | 178 (3.7) | 189 (5.5) | |
| White (non-Hispanic) | 3069 (63.1) | 2332 (68.3) | |
| BMI, mean (SD) | 27.28 (5.29) | 28.94 (6.93) | <.001 |
| Male sex | 3631 (74.6) | 2704 (79.2) | <.001 |
| Blood type | |||
| A | 1868 (38.4) | 1315 (38.5) | <.001 |
| AB | 271 (5.6) | 129 (3.8) | |
| B | 705 (14.5) | 408 (12.0) | |
| O | 2023 (41.6) | 1562 (45.8) | |
| Creatinine, mean (SD), mg/dL | 1.30 (0.64) | 1.45 (0.70) | <.001 |
| Albumin, mean (SD), g/dL | 3.57 (0.66) | 3.36 (0.66) | <.001 |
| After matching | |||
| No. | 3411 | 3411 | |
| Age, median (IQR), y | 60.0 (54.0-65.0) | 64.0 (55.0-70.0) | <.001 |
| Race/ethnicity | |||
| Asian (non-Hispanic) | 89 (2.6) | 31 (0.9) | <.001 |
| Black (non-Hispanic) | 706 (20.7) | 772 (22.6) | |
| Hispanic | 220 (6.4) | 90 (2.6) | |
| Other | 113 (3.3) | 189 (5.5) | |
| White (non-Hispanic) | 2283 (66.9) | 2329 (68.3) | |
| BMI, mean (SD) | 28.01 (5.28) | 28.90 (6.72) | <.001 |
| Male sex | 2648 (77.6) | 2701 (79.2) | .13 |
| Blood type | |||
| A | 1324 (38.8) | 1314 (38.5) | <.001 |
| AB | 193 (5.7) | 129 (3.8) | |
| B | 484 (14.2) | 408 (12.0) | |
| O | 1410 (41.3) | 1560 (45.7) | |
| Creatinine, mean (SD), mg/dL | 1.37 (0.70) | 1.45 (0.70) | <.001 |
| Albumin, mean (SD), g/dL | 3.48 (0.65) | 3.35 (0.66) | <.001 |
Abbreviations: BMI, body mass index calculated as weight in kilograms divided by height in meters squared; BTT, bridge to transplant; DT, destination therapy; UNOS, United Network for Organ Sharing.
SI conversion factors: To convert serum creatinine level to micromoles per liter, multiply by 88.4; serum albumin to grams per liter, by 10.