| Demographic Variables | Restrained Patients | Non-restrained Patients | |
|---|---|---|---|
| Gender N (%) | Males | 189 (7%) | 1211 (46%) |
| Females | 116 (4%) | 1144 (43%) | |
| Nationality N (%) | Italian | 234 (9%) | 1904 (72%) |
| European Union | 10 (0.2%) | 79 (2.8%) | |
| Extra-European Union | 61 (2%) | 363 (14%) | |
| Age (years) | mean±SD | 45.79 ±18.75 | 44.79±16.45 |