Table 1.
Admission Characteristics and Antipsychotic Use (n=17,775).
| Characteristic | Overall (n=17,775) % |
No Exposure (n=16,238) % |
Atypical Exposurea (n=1,274) % |
Typical Exposurea (n=496) % |
|---|---|---|---|---|
| Age Group | ||||
| 18–64 | 50.4 | 50.8 | 46.1 | 41.9 |
| 65–74 | 21.4 | 21.9 | 15.7 | 17.9 |
| 75+ | 28.2 | 27.3 | 38.2 | 40.1 |
| Female | 49.0 | 48.9 | 50.7 | 42.5 |
| Race | ||||
| Asian | 3.0 | 3.1 | 2.9 | 1.8 |
| Black | 13.3 | 13.6 | 10.4 | 12.1 |
| Hispanic | 4.5 | 4.6 | 4.3 | 3.8 |
| White | 60.6 | 60.2 | 65.5 | 61.7 |
| Other | 18.5 | 18.7 | 16.9 | 20.6 |
| Diagnoses | ||||
| Delirium | 8.4 | 6.3 | 47.2 | 30.0 |
| Dementia | 4.7 | 3.5 | 17.3 | 18.5 |
| Insomnia | 2.8 | 2.8 | 2.4 | 3.0 |
| Mechanical Ventilation | 5.4 | 4.4 | 15.4 | 23.8 |
| ICU Stay | 23.9 | 22.5 | 36.5 | 54.2 |
| Admitting Service | ||||
| Medicine | 56.5 | 55.5 | 68.4 | 63.9 |
| Non-Medicine | 43.5 | 44.5 | 31.5 | 35.8 |
| Admission Day of the Week | ||||
| Weekday | 82.2 | 82.5 | 79.6 | 79.0 |
| Weekend | 17.8 | 17.5 | 20.4 | 21.0 |
| Discharge Day of the Week | ||||
| Weekday | 77.8 | 77.4 | 82.3 | 82.7 |
| Weekend | 22.2 | 22.6 | 17.7 | 17.3 |
| Discharge Location | ||||
| Home | 71.9 | 74.7 | 42.5 | 31.1 |
| SNF/Rehab | 22.7 | 20.8 | 44.4 | 48.4 |
| Hospice | 1.1 | 0.9 | 2.7 | 5.2 |
| Other | 4.3 | 3.7 | 10.4 | 15.3 |
Abbreviations: AIDS = acquired immunodeficiency syndrome; ICU = intensive care unit; SNF = skilled nursing facility
a
Antipsychotic exposure categories are not mutually exclusive; patients exposed to both are represented in both columns