Risk factors for functional decline following hospitalization in older persons
| Increasing age |
| Baseline presence of cognitive impairment or dementia |
| Increasing functional impairment |
| Higher frailty status |
| Increasing comorbidities |
| Higher acute illness severity |
| Longer hospital length of stay |
| Intensive care unit admission |
| Bed rest during hospitalization |
| Dietary restrictions, malnutrition |
| Delirium |