Table 1. Description of Included Markets.
| Market | Patients, No. | Black patients, No. (%) | Edges, No.a | Physicians, No. | PCPs, No. (%) | Cardiology, No. (%) | Pulmonary, No. (%) | Gastroenterology, No. (%) | Orthopedics, No. (%) | General Surgery, No. (%) | Neurology, No. (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Chicago, Illinois | 91 612 | 42 899 (46.8) | 388 893 | 4222 | 1683 (39.9) | 218 (5.2) | 102 (2.4) | 119 (2.8) | 167 (4.0) | 140 (3.3) | 148 (3.5) |
| Memphis, Tennessee | 105 954 | 33 013 (31.2) | 233 593 | 1997 | 690 (34.6) | 94 (4.7) | 42 (2.1) | 55 (2.8) | 102 (5.1) | 99 (5.0) | 46 (2.3) |
| Baton Rouge, Louisiana | 42 867 | 13 276 (31) | 100 291 | 1062 | 356 (33.5) | 49 (4.6) | 21 (2.0) | 38 (3.6) | 64 (6.0) | 51 (4.8) | 26 (2.4) |
| Norfolk, Virginia | 81 586 | 21 596 (26.5) | 241 700 | 1721 | 648 (37.7) | 76 (4.4) | 39 (2.3) | 47 (2.7) | 70 (4.1) | 69 (4.0) | 49 (2.8) |
| Lafayette, Louisiana | 45 012 | 10 876 (24.2) | 66 815 | 768 | 281 (36.6) | 31 (4.0) | 12 (1.6) | 15 (2.0) | 39 (5.1) | 49 (6.4) | 13 (1.7) |
| Tallahassee, Florida | 44 644 | 10 654 (23.9) | 51 568 | 847 | 319 (37.7) | 31 (3.7) | 15 (1.8) | 24 (2.8) | 48 (5.7) | 36 (4.3) | 20 (2.4) |
| Manhattan, New York | 187 054 | 33 909 (18.1) | 854 752 | 9794 | 3170 (32.4) | 645 (6.6) | 220 (2.2) | 372 (3.8) | 356 (3.6) | 399 (4.1) | 369 (3.8) |
| Jacksonville, Florida | 114 258 | 18 087 (15.8) | 334 233 | 2383 | 848 (35.6) | 125 (5.2) | 60 (2.5) | 90 (3.8) | 89 (3.7) | 97 (4.1) | 75 (3.1) |
| Miami, Florida | 95 071 | 14 495 (15.2) | 478 154 | 4472 | 1659 (37.1) | 273 (6.1) | 99 (2.2) | 124 (2.8) | 170 (3.8) | 172 (3.8) | 162 (3.6) |
| San Bernardino, California | 53 364 | 6452 (12.1) | 135 532 | 2022 | 872 (43.1) | 92 (4.5) | 30 (1.5) | 42 (2.1) | 88 (4.4) | 82 (4.1) | 41 (2.0) |
| Buffalo, New York | 58 400 | 7050 (12.1) | 167 261 | 1982 | 767 (38.7) | 89 (4.5) | 30 (1.5) | 40 (2.0) | 84 (4.2) | 89 (4.5) | 67 (3.4) |
| Huntsville, Alabama | 47 328 | 5441 (11.5) | 82 174 | 827 | 339 (41.0) | 39 (4.7) | 12 (1.5) | 23 (2.8) | 48 (5.8) | 30 (3.6) | 18 (2.2) |
Abbreviation: PCP, primary care physician.
a
Edges represent connections between any 2 physicians based on shared patients.