Table 2: Revisiting the O complex: urinary incontinence, delirium and polypharmacy in elderly patients / [CMAJ

Revisiting the O complex: urinary incontinence, delirium and polypharmacy in elderly patients

Table 2: Predisposing and precipitating factors for the development of delirium in elderly hospital patients

Type of factor

Group

Postoperative patients²⁴ Medical inpatients^25,26

Predisposing Age 70 yr Poor visual acuity

History of alcohol abuse Severe illness

Impaired cognition Impaired cognition

Poor functional status High urea/creatinine ratio

Abnormal sodium, potassium or glucose level

Precipitating Noncardiac thoracic surgery Use of physical restraints

Abdominal aortic aneurysm repair Malnutrition

Addition of 4 or more medications

Bladder catheterization

Iatrogenic event

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| CMAJ October 15, 1997 (vol 157, no 8) / JAMC le 15 octobre 1997 (vol 157, no 8) |

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Table 2: Predisposing and precipitating factors for the development of delirium in elderly hospital patients
Type of factor	Group
Type of factor	Postoperative patients²⁴	Medical inpatients^25,26
Predisposing	Age 70 yr	Poor visual acuity
	History of alcohol abuse	Severe illness
	Impaired cognition	Impaired cognition
	Poor functional status	High urea/creatinine ratio
	Abnormal sodium, potassium or glucose level
Precipitating	Noncardiac thoracic surgery	Use of physical restraints
	Abdominal aortic aneurysm repair	Malnutrition
		Addition of 4 or more medications
		Bladder catheterization
		Iatrogenic event