Table 2.

Selected baseline characteristics by race

CharacteristicNetwork 6 Patients, n = 35,346Black Patients, n = 20,229 (57.2%)White Patients, n = 15,117 (42.8%)P Value for Race Difference
Distance to transplant facility (mi)aP < 0.0001
    <208585 (24.9%)5595 (28.3%)2990 (20.3%)
    20 to 396939 (20.1%)3441 (17.4%)3498 (23.7%)
    40 to 697089 (20.5%)3908 (19.7%)3181 (21.6%)
    70 to 996008 (17.4%)3384 (17.1%)2624 (17.8%)
    100 to 1494124 (11.9%)2348 (11.9%)1776 (12.0%)
     ≥1501801 (5.2%)1122 (5.7%)679 (4.6%)
Age (yr)P < 0.0001
    20 to 393624 (10.2%)2549 (2.6%)1075 (7.1%)
    40 to 494712 (13.3%)3274 (16.2%)1438 (9.5%)
    50 to 597151 (20.2%)4554 (22.5%)2597 (17.2%)
    60 to 698587 (24.3%)4787 (23.7%)3800 (25.1%)
     ≥7011,272 (32.0%)5065 (25.0%)6207 (41.2%)
GenderP < 0.0001
    male17,675 (50.1%)9202 (45.5%)8473 (56.1%)
    female17,671 (49.9%)11,027 (54.5%)6644 (43.9%)
StateP < 0.0001
    Georgia14,021 (39.7%)8276 (40.9%)5745 (38.0%)
    North Carolina13,665 (38.7%)7287 (36.0%)6378 (42.2%)
    South Carolina7,660 (21.7%)4666 (23.1%)2994 (19.8%)
Degree of ruralityzP < 0.0001
    urban22,270 (63.0%)12,764 (63.1%)9506 (62.9%)
    large rural6958 (19.7%)3803 (18.8%)3155 (20.9%)
    small rural3910 (11.1%)2480 (12.3%)1430 (9.5%)
    small remote rural2208 (6.2%)1182 (5.8%)1026 (6.8%)
Neighborhood poverty (% of census tract below poverty line)P < 0.0001
    0 to 4.9% (wealthiest)2850 (8.3%)1032 (5.2%)1818 (12.5%)
    5 to 9.9%7255 (21.1%)3233 (16.3%)3992 (27.6%)
    10 to 14.9%6594 (19.2%)3147 (15.9%)3447 (23.8%)
    15 to 19.9%6045 (17.6%)3623 (18.3%)2422 (16.7%)
    20 to 24.9%4718 (13.8%)3261 (16.4%)1457 (10.1%)
    ≥25% (poorest)6873 (20.0%)5528 (27.9%)1345 (9.3%)
Body mass index (kg/m2)aP < 0.0001
    underweight (<18.5)2112 (6.2%)1253 (6.4%)859 (5.9%)
    normal (18.5 to 24.9)12,885 (37.7%)6887 (35.4%)5998 (40.9%)
    overweight (25.0 to 29.9)9555 (28.0%)5399 (27.7%)4156 (28.4%)
    obese (30.0 to 39.9)8089 (23.7%)4920 (25.3%)3169 (21.6%)
    morbidly obese (>40.0)1497 (4.4%)1021 (5.2%)476 (3.2%)
Erythropoietin use (%)9246 (26.2%)4898 (24.2%)4348 (28.8%)P < 0.0001
Mean hemoglobin ± SD (g/dl)9.4 ± 4.49.1 ± 4.59.8 ± 4.2P < 0.0001
  • a Columns do not add up to total population because of missing values (800 patients missing distance, 1208 patients missing body mass index measurements, and 1041 missing poverty information).