Table 3.
Association between Diagnosed Dementia and 30-Day Hospital Readmissions
| Patients with dementia | Patients without dementia | aOR (95% CI) | |
|---|---|---|---|
| No. readmitted (%) | No. readmitted (%) | ||
| Overall cohort | 37422 (17.7) | 116078 (13.1) | 1.02 (1.002–1.04) |
| Specialty cohorts | |||
| Cardiorespiratory | 7984 (21.5) | 27439 (19.4) | 0.98 (0.95–1.01) |
| Cardiovascular | 3309 (18.6) | 15269 (12.7) | 1.07 (1.01–1.12) |
| Medicine | 11436 (14.4) | 29082 (8.7) | 1.04 (1.01–1.07) |
| Neurology | 2940 (15.8) | 7780 (12.0) | 1.05 (0.996–1.11) |
| Surgery/gynecology | 11753 (20.0) | 36508 (16.3) | 1.01 (0.98–1.04) |
| Discharge disposition | |||
| Community | 23174 (18.9) | 87841 (12.6) | 1.07 (1.05–1.09) |
| Facility | 14248 (16.0) | 28237 (14.8) | 0.93 (0.90–0.95) |
Note: Readmissions exclude planned readmissions and include hospital observation stays. Facility discharge includes discharge to skilled nursing facilities, long-term care facilities, and inpatient rehab facilities