Table 1.
Patient-level characteristics of all-cause hospital 30-day readmission.
| All Patients (232,731) |
No 30-Day Readmission (202,365) |
Any 30-Day Readmission (30,366) |
p Value | |
|---|---|---|---|---|
| Age, mean (SD) | 65.74 (14.23) | 65.56 (14.36) | 66.93 (13.31) | <0.001 |
| Gender (%) | <0.001 | |||
| Male | 127,150 (54.63) | 109,813 (54.26) | 17,337 (57.09) | |
| Female | 105,581 (45.37) | 92,552 (45.74) | 13,029 (42.91) | |
| Race/Ethnicity (%) | <0.001 | |||
| Non-Hispanic White | 159,372 (68.48) | 140,743 (69.55) | 18,629 (61.35) | |
| Non-Hispanic Black | 67,104 (28.83) | 55,872 (27.61) | 11,232 (36.99) | |
| Hispanic | 1421 (0.61) | 1291 (0.64) | 130 (0.43) | |
| Other | 4834 (2.08) | 4459 (2.20) | 375 (1.23) | |
| Insurance (%) | <0.001 | |||
| Private | 47,610 (20.46) | 43,788 (21.64) | 3822 (12.59) | |
| Medicare | 148,003 (63.59) | 125,672 (62.10) | 22,334 (73.54) | |
| Medicaid | 14,474 (6.22) | 121,187 (6.02) | 2287 (7.53) | |
| No Insurance | 12,351 (5.31) | 11,324 (5.60) | 1027 (3.38) | |
| Other | 10,292 (4.42) | 9393 (4.64) | 899 (2.96) | |
| Rurality (RUCA categorization C) | <0.001 | |||
| Rural | 70,626 (30.35) | 60,512 (29.90) | 10,114 (33.31) | |
| Urban | 162,105 (69.65) | 141,853 (70.10) | 20,252 (66.69) | |
| Diabetes | 129,417 (55.61) | 107,406 (53.08) | 22,011 (72.49) | <0.001 |
| COPD | 69,022 (29.66) | 54,681 (27.02) | 14,341 (47.23) | <0.001 |
| Hyperlipidemia | 144,850 (62.24) | 121,397 (59.99) | 23,453 (77.23) | <0.001 |
| Renal Failure | 23,361 (10.04) | 17,191 (8.50) | 6170 (20.32) | <0.001 |
| Chronic Kidney Disease | 110,195 (47.35) | 89,234 (44.10) | 20,961 (69.03) | <0.001 |
| CHF | 70,572 (30.32) | 53,687 (26.53) | 16,885 (55.60) | <0.001 |
| CAD | 119,615 (51.40) | 99,401 (49.12) | 20,214 (66.57) | <0.001 |
| Hypertension | 191,242 (82.17) | 162,263 (80.18) | 28,979 (95.43) | <0.001 |
COPD = chronic obstructive pulmonary disease; CHF = chronic heart failure; CAD = coronary artery disease.