[Influence of functional dependence on the case mix in a geriatric unit].

Objective: To determine the influence of pre-admission functional status on the case mix in a geriatric unit, after adjustment by the diagnosis-related groups (DRG) patient classification system.

Material And Methods: We performed a retrospective observational study in patients admitted to the geriatric unit of a general hospital over a 2-year period. Patients with a length of stay of less than 2 days and transfers from other medical services and hospitals were excluded.