Table 1.
Multivariable Multilevel Analysis of the Impact of Patient and Hospital Characteristics on the Odds of Readmission Within 30 Days of Hospital Discharge
| Patient Characteristic | Odds Ratio (95 % CI) |
|---|---|
| Age, every 10y | 1.01 (1.00, 1.01) |
| Race | |
| White | 1.00 |
| Black | 0.98 (0.95, 1.00)* |
| Hispanic | 0.93 (0.91, 0.95)* |
| Other | 0.92 (0.87, 0.98)* |
| Sex, Male vs. Female | |
| Male | 1.10 (1.08, 1.11)* |
| Female | 1.00 |
| Medicaid eligible, Yes vs. No | 1.07 (1.06, 1.09)* |
| Emergency Admission, Yes vs. No | 0.99 (0.97, 1.00) |
| Weekend Admission, Yes vs. No | 0.99 (0.98, 1.01) |
| DRG weights | 1.38 (1.35, 1.41)* |
| Number of hospitalizations in the year prior | 1.18 (1.17, 1.18)* |
| Number of doctor visits in the year prior, every five visits | 1.02 (1.01, 1.02)* |
| Nursing home residence in prior 90 days, Yes vs. No | 1.07 (1.05, 1.09)* |
| Primary Care Physician in the year prior admission, Yes vs. No | 0.99 (0.97, 1.00) |
| Hospital characteristics | |
| Hospital type | |
| Nonprofit | 1.00 |
| Proprietary | 1.02 (0.99, 1.06) |
| Government | 1.02 (0.98, 1.06) |
| Hospital size | |
| ≤ 200 | 1.00 |
| 201–350 | 0.95 (0.92, 0.99)* |
| 351–500 | 0.96 (0.91, 1.00) |
| > 500 | 0.97 (0.92, 1.02) |
| Medical school affiliation | |
| No affiliation | 1.00 |
| Major | 1.04 (0.98, 1.11) |
| Limited | 0.99 (0.94, 1.04) |
| Type of care during hospitalization | |
| Non-Hospitalist Generalist | 1.00 |
| Hospitalist | 1.01 (0.99, 1.03) |
| Both of the above | 1.11 (1.07, 1.14)* |
| Specialist | 1.05 (1.03, 1.07)* |