Incidence and Cause of Delirium in Hospitalized Patients between the Ages of 18 and 56: A Retrospective Chart Review

Table 2

Consensus causes of delirium among 24 hospitalized patients (age 18–55 years) with advanced cancer.

	Definite^1	Probable^2	Possible^3	Comorbid^4	Total
Drugs	2	7	0	11	20
Infection	0	5	1	7	13
Fluid-electrolyte	0	6	0	3	9
Metabolic/endocrine	0	3	0	2	5
Intracranial	0	11	0	0	11
Cardiopulmonary	0	8	1	3	12
Drug withdrawal	0	0	0	0	0
Sensory/environmental	0	0	0	0	0

1Definite met all 3 criteria for only one potential cause of delirium. 2Probable met all 3 criteria for a potential cause of delirium but criteria for other causes were also present. 3Possible met 2 criteria for a potential cause of delirium and no criteria for any other causes. 4Comorbid met only 1 or 2 criteria for a potential cause of delirium.