Table 2.
Characteristics of Patient Subpopulations with Inpatient Admissions and 90-day Hospital Readmissions.
| Inpatient Admissions from 1 January 2010 to 31 December 2020 | |||||||
|---|---|---|---|---|---|---|---|
| Overall | No | Yes | Yes | ||||
| 4740 | |||||||
| 90-Day Hospital Readmissions | |||||||
| No | Yes | ||||||
| n (%) | 19,999 | 15,259 (76) | 4740 (24) | p-Value | 4120 (87) | 620 (13) | p-Value |
| Race by US median household income | 0.32 | <0.0001 | |||||
| White and below US median income | 706 (4.9) | 512 (72.5) | 194 (27.5) | 175 (90.2) | 19 (9.8) | ||
| White and above US median income | 13,241 (91) | 9769 (73.8) | 3472 (26.2) | 2995 (86.3) | 477 (13.7) | ||
| Black and below US median income | 137 (0.9) | 102 (74.5) | 35 (25.5) | 28 (80) | 7 (20) | ||
| Black and above US median income | 466 (3.2) | 327 (70.2) | 139 (29.8) | 102 (73.4) | 37 (26.6) | ||
| Number of comorbidities by race | <0.0001 | <0.0001 | |||||
| 0 and White | 8316 (60.3) | 6391 (76.9) | 1925 (23.1) | 1737 (90.2) | 188 (9.8) | ||
| 0 and Black | 268 (1.9) | 199 (74.3) | 69 (25.7) | 56 (81.2) | 13 (18.8) | ||
| 1 and White | 3164 (23) | 2254 (71.2) | 910 (28.8) | 786 (86.4) | 124 (13.6) | ||
| 1 and Black | 150 (1.1) | 112 (74.7) | 38 (25.3) | 29 (76.3) | 9 (23.7) | ||
| 2 and White | 891 (6.5) | 538 (60.4) | 353 (39.6) | 283 (80.2) | 70 (19.8) | ||
| 2 and Black | 60 (0.4) | 30 (50) | 30 (50) | 20 (66.7) | 10 (33.3) | ||
| 3+ and White | 850 (6.2) | 414 (48.7) | 436 (51.3) | 325 (74.5) | 111 (25.5) | ||
| 3+ and Black | 81 (0.6) | 47 (58) | 34 (42) | 22 (64.7) | 12 (35.3) | ||
| Number of comorbidities by US median household income | <0.0001 | <0.0001 | |||||
| 0 and ≤ $64,994 (below median) | 700 (3.8) | 563 (80.4) | 137 (19.6) | 126 (92) | 11 (8) | ||
| 0 and > $64,994 (above median) | 11,248 (61) | 8813 (78.4) | 2435 (21.6) | 2207 (90.6) | 228 (9.4) | ||
| 1 and ≤ $64,994 (below median) | 279 (1.5) | 203 (72.8) | 76 (27.2) | 65 (85.5) | 11 (14.5) | ||
| 1 and > $64,994 (above median) | 3884 (21) | 2865 (73.8) | 1019 (26.2) | 880 (86.4) | 139 (13.6) | ||
| 2 and ≤ $64,994 (below median) | 79 (0.4) | 47 (59.5) | 32 (40.5) | 29 (90.6) | 3 (9.4) | ||
| 2 and > $64,994 (above median) | 1117 (6.1) | 701 (62.8) | 416 (37.2) | 331 (79.6) | 85 (20.4) | ||
| 3+ and ≤ $64,994 (below median) | 100 (0.5) | 54 (54) | 46 (46) | 40 (87) | 6 (13) | ||
| 3+ and > $64,994 (above median) | 1046 (5.7) | 552 (52.8) | 494 (47.2) | 364 (73.7) | 130 (26.3) | ||
| Number of CPIC medications prescribed within 30 days before admission date by race | <0.0001 | ||||||
| 1 and White | 639 (17.9) | 589 (92.2) | 50 (7.8) | ||||
| 1 and Black | 30 (0.8) | 29 (96.7) | 1 (3.3) | ||||
| 2 and White | 1375 (38.5) | 1258 (91.5) | 117 (8.5) | ||||
| 2 and Black | 62 (1.7) | 49 (79) | 13 (21) | ||||
| 3 and White | 606 (17) | 507 (83.7) | 99 (16.3) | ||||
| 3 and Black | 28 (0.8) | 20 (71.4) | 8 (28.6) | ||||
| 4 and White | 407 (11.4) | 328 (80.6) | 79 (19.4) | ||||
| 4 and Black | 18 (0.5) | 11 (61.1) | 7 (38.9) | ||||
| 5+ and White | 390 (10.9) | 247 (63.3) | 143 (36.7) | ||||
| 5+ and Black | 19 (0.5) | 7 (36.8) | 12 (63.2) | ||||
| Number of CPIC medications prescribed within 30 days before admission date by US median household income | <0.0001 | ||||||
| 1 and ≤ $64,994 (below median) | 57 (1.3) | 53 (93) | 4 (7) | ||||
| 1 and > $64,994 (above median) | 782 (17.8) | 723 (92.5) | 59 (7.5) | ||||
| 2 and ≤ $64,994 (below median) | 111 (2.5) | 105 (94.6) | 6 (5.4) | ||||
| 2 and > $64,994 (above median) | 1789 (40.7) | 1643 (91.8) | 146 (8.2) | ||||
| 3 and ≤ $64,994 (below median) | 40 (0.9) | 37 (92.5) | 3 (7.5) | ||||
| 3 and > $64,994 (above median) | 702 (16) | 583 (83) | 119 (17) | ||||
| 4 and ≤ $64,994 (below median) | 34 (0.8) | 27 (79.4) | 7 (20.6) | ||||
| 4 and > $64,994 (above median) | 448 (10.2) | 362 (80.8) | 86 (19.2) | ||||
| 5+ and ≤ $64,994 (below median) | 31 (0.7) | 23 (74.2) | 8 (25.8) | ||||
| 5+ and > $64,994 (above median) | 406 (9.2) | 242 (59.6) | 164 (40.4) | ||||
Unknown/missing values not shown.