Table 2.
Baseline patient and hospital characteristics for hospitalized cases of CD and UC with and without COVID-19 infection.
| Patient Characteristics | CD with COVID-19 | CD without COVID-19 | P | UC with COVID-19 | UC without COVID-19 | P |
|---|---|---|---|---|---|---|
| No. patients | 4630 | 113 505 | 4235 | 70 100 | ||
| Female N (%) | 2537 (54.8%) | 64 925 (57.2%) | .13 | 2215 (49.1%) | 36 662 (52.3%) | .06 |
| Mean age (years) | 61.45 yrs. | 55.89 yrs. | <.01 | 64.24 yrs. | 60.58 yrs. | <.01 |
| Race N (%) | <.01 | .06 | ||||
| White | 3394 (73.3%) | 91 258 (80.4%) | 3337 (76.2%) | 55 239 (78.8%) | ||
| African American | 676 (14.6%) | 13 734 (12.1%) | 385 (9.5%) | 6379 (9.1%) | ||
| Hispanic | 407 (8.8%) | 4994 (4.4%) | 322 (10%) | 5328 (7.6%) | ||
| Other | 153 (3.3%) | 3519 (3.1%) | 191 (4.2%) | 3155 (4.5%) | ||
| Charlson Comorbidity Index N (%) | <.01 | <.01 | ||||
| 0 | 1301 (28.1%) | 38 138 (33.6%) | 1207 (30.8%) | 19 979 (28.5%) | ||
| 1 | 1046 (22.6%) | 22 814 (20.1%) | 885 (23.5%) | 14 651 (20.9%) | ||
| 2 | 852 (18.4%) | 17 480 (15.4%) | 656 (16.1%) | 10 866 (15.5%) | ||
| 3 or more | 1435 (31%) | 34 959 (30.8%) | 1486 (29.6%) | 24 605 (35.1%) | ||
| Chronic Comorbid Conditions N (%) | ||||||
| Hypertension | 9 (0.2%) | 340 (0.3%) | .83 | 13 (0.2%) | 210 (0.3%) | .59 |
| Diabetes Mellitus | 37 (0.8%) | 908 (0.8%) | .93 | 34 (0.6%) | 561 (0.8%) | .43 |
| Chronic Kidney Disease | <.01 | .02 | ||||
| Stage 2 | 42 (0.9%) | 1135 (1%) | 38 (0.9%) | 631 (0.9%) | ||
| Stage 3 | 167 (3.6%) | 7718 (6.8%) | 284 (3.8%) | 4697 (6.7%) | ||
| Stage 4 | 153 (3.3%) | 3178 (2.8%) | 93 (2.5%) | 1542 (2.2%) | ||
| Stage 5 | 9 (0.2%) | 340 (0.3%) | 8 (0.4%) | 140 (0.2%) | ||
| Unspecified | 208 (4.5%) | 3859 (3.4%) | 136 (3.2%) | 2243 (3.2%) | ||
| End-Stage Renal Disease | 134 (2.9%) | 3859 (3.4%) | .39 | 119 (2.4%) | 1963 (2.8%) | .44 |
| Chronic Pulmonary Disease | 1403 (30.3%) | 29 284 (25.8%) | <.01 | 1016 (25.9%) | 16 824 (24%) | .2 |
| Congestive Heart Failure | 838 (18.1%) | 18 955 (16.7%) | .24 | 762 (16.1%) | 12 618 (18%) | .16 |
| Median Income Based on Zip Codes | .2 | .06 | ||||
| $1-$38 999 | 1361 (29.4%) | 30 192 (26.6%) | 936 (25.2%) | 15 492 (22.1%) | ||
| $39 000-$47 999 | 1227 (26.5%) | 31 214 (27.5%) | 1118 (27%) | 18 506 (26.4%) | ||
| $48 000-$62 999 | 1000 (21.6%) | 27 241 (24%) | 1063 (25.2%) | 17 595 (25.1%) | ||
| >$63 000 | 1042 (22.5%) | 24 857 (21.9%) | 1118 (22.7%) | 18 506 (26.4%) | ||
| Insurance Provider N (%) | <.01 | |||||
| Medicare | 2658 (57.4%) | 56 639 (49.9%) | 2283 (56.7%) | 37 784 (53.9%) | ||
| Medicaid | 468 (10.1%) | 18 387 (16.2%) | 534 (8.6%) | 8833 (12.6%) | ||
| Private | 1421 (30.7%) | 34 278 (30.2%) | 1292 (32.8%) | 21 381 (30.5%) | ||
| Self-Pay | 83 (1.8%) | 4200 (3.7%) | 127 (1.8%) | 2103 (3%) | ||
| Hospital Characteristics | ||||||
| Hospital teaching Status N (%) | .08 | .1 | ||||
| Nonteaching | 1278 (27.6%) | 28 376 (25%) | 983 (25.6%) | 16 263 (23.2%) | ||
| Teaching | 3352 (72.4%) | 85 129 (75%) | 3252 (74.4%) | 53 837 (76.8%) | ||
| Hospital Bed Size N (%) | .53 | .11 | ||||
| Small | 1102 (23.8%) | 25 312 (22.3%) | 919 (22.8%) | 15212 (21.7%) | ||
| Medium | 1278 (27.6%) | 31 100 (27.4%) | 1169 (24.2%) | 19 348 (27.6%) | ||
| Large | 2250 (48.6%) | 57 093 (50.3%) | 2147 (53%) | 35 541 (50.7%) | ||
| Hospital Region N (%) | .03 | <.01 | ||||
| Northeast | 857 (18.5%) | 23 836 (21%) | 966 (23%) | 15 983 (22.8%) | ||
| Midwest | 1287 (27.8%) | 27 922 (24.6%) | 940 (27.9%) | 15 562 (22.2%) | ||
| South | 1889 (40.8%) | 44 494 (39.2%) | 1478 (32.2%) | 24 465 (34.9%) | ||
| West | 602 (13%) | 17 253 (15.2%) | 851 (16.9%) | 14 090 (20.1%) |