Factors associated with same-hospital readmission among patients with COVID-19, between 1 March 20201 and 16 September 2020
| aSHR | 95% CI | P value | ||
| Use of ACEi/ARB | 1.19 | 0.82 | 1.72 | 0.37 |
| Age, years | 0.23 | |||
| 18–40 | ref | – | – | – |
| 40–64 | 0.90 | 0.59 | 1.37 | |
| 65–74 | 0.75 | 0.44 | 1.27 | |
| 75 and older | 0.54 | 0.29 | 1.01 | |
| Race: | 0.04 | |||
| African American | 1.11 | 0.78 | 1.60 | |
| Hispanic/Latino /Asian/Other | 0.42 | 0.20 | 0.90 | |
| White | ref | |||
| Male | 1.01 | 0.71 | 1.43 | 0.95 |
| Married | 1.32 | 0.94 | 1.86 | 0.11 |
| Current smoker | 0.70 | 0.40 | 1.20 | 0.19 |
| Body mass index, kg/m2: | 0.05 | |||
| <18.5 | 1.20 | 0.53 | 2.71 | |
| 18.5–24 | ref | |||
| 25–29 | 0.69 | 0.44 | 1.07 | |
| 30 and above | 0.59 | 0.39 | 0.90 | |
| Hypertension | 0.84 | 0.51 | 1.38 | 0.48 |
| Coronary artery disease | 0.87 | 0.58 | 1.29 | 0.47 |
| Chronic kidney disease | 1.19 | 0.76 | 1.86 | 0.46 |
| Heart failure | 1.41 | 0.92 | 2.16 | 0.11 |
| Diabetes | 1.56 | 1.02 | 2.39 | 0.04 |
| COPD | 1.28 | 0.76 | 2.14 | 0.36 |
| HIV | 0.92 | 0.50 | 1.70 | 0.79 |
| Solid-organ transplant recipient | 0.84 | 0.39 | 1.81 | 0.66 |
Bold p<0.05.
Multivariable-adjusted Cox proportional hazards regression model. Death after index admission is accounted as a completing risk.
ACEi, ACE inhibitor; aSHR, adjusted sub-HR ; COPD, chronic obstructive pulmonary disease.