Outcomes
| ED n=19,915 | Clinic n=4214 | IHT n=5971 | P value | |
| Primary outcome | ||||
| bCAM positive (%) | 11.8 | 5.8 | 22.3 | <0.0001 |
| Secondary outcome | ||||
| Discharge to a facility (%) | 13.0 | 5.8 | 22.8 | <0.0001 |
| LOS (mean±SD) | 5.7±6.3 | 5.6±7.2 | 8.9±9.3 | <0.0001 |
| Mortality (%) | 0.8 | 0.6 | 1.9 | <0.0001 |
bCAM, brief confusion assessment method; ED, emergency department; IHT, interhospital transfer; LOS, length of stay.