Table 4.

Predictors of hospitalization for Parkinson’s disease patients^*

Independent variables	Odds Ratio (95% CI)	p
Model 1: all cause of hospitalization
Depression	1.50 (1.40-1.60)	<0.0001
Psychosis	2.99 (2.88-3.36)	<0.0001
Dementia	4.19 (3.91-4.50)	<0.0001
CVA	2.97 (2.75-3.22)	<0.0001
CHF	3.11 (2.85-3.39)	<0.0001
Diabetes	1.49 (1.40-1.60)	<0.0001
COPD	2.61 (2.41-2.82)	<0.0001
Model 2: medical hospitalization
Depression	1.34 (1.25-1.44)	<0.0001
Psychosis	1.75 (1.61-1.90)	<0.0001
Dementia	2.87 (2.66-3.09)	<0.0001
CVA	2.76 (2.54-2.99)	<0.0001
CHF	3.38 (3.10-3.69)	<0.0001
Diabetes	1.63 (1.52-1.74)	<0.0001
COPD	2.61 (2.41-2.83)	<0.0001
Model 3: psychiatric hospitalization
Depression	2.14 (1.83-2.51)	<0.0001
Psychosis	18.53 (15.64-21.95)	<0.0001
Dementia	3.06 (2.59-3.61)	<0.0001
CVA	1.37 (1.12-1.67)	0.0018
CHF	0.86 (1.67-1.12)	0.2631
Diabetes	1.18 (0.997-1.40)	0.0543
COPD	1.65 (1.37-1.98)	<0.0001

CVA = Cerebrovascular accidents; CHF = Congestive heart failure; COPD = Chronic obstructive pulmonary disease.

^*Multivariate logistic regression models adjusted for age, race, marital status.