Delirium subtype identification and the validation of the Delirium Rating Scale—Revised‐98 (Dutch version) in hospitalized elderly patients

The results show that the Dutch version of the DRS-R-98 is a valid and reliable measure of delirium severity and distinguishes patients with delirium from patients with dementia and comparison patients. Furthermore, the DRS-R-98 is able to exclude hypoactive delirium.