Clinical significance of delirium subtypes in older people

摘要

Objective: to examine the relative frequency and outcome of clinical subtypes of delirium in older hospital patients. Design: prospective observational study. Setting: acute geriatric unit in a teaching hospital. Subjects: 94 patients with delirium from a prospective study of 225 admissions. Measurements: clinical subtypes of delirium were determined according to predefined criteria. Characteristics Examined in these subgroups included illness severity on admission, prior cognitive impairment, mortality, duration Of hospital stay ad hospital-acquired complications.