. Author manuscript; available in PMC: 2007 Oct 4.

Published in final edited form as: Int J Geriatr Psychiatry. 2007 Jun;22(6):543–548. doi: 10.1002/gps.1712

Table 2.

Medical and psychiatric comorbidities by depression diagnosis

Comorbidity	PD patients with depression (n = 7,599)	PD patients without depression	p-value (n = 33,563)	Odds Ratio^* (95% Confidence Intervals)
Dementia	1578 (20.8%)	4109 (12.2%)	<0.0001	1.78 (1.67, 1.91)
Psychosis	1059 (13.9%)	3370 (10.0%)	<0.0001	1.11 (1.03, 1.20)
CVA	1095 (14.4%)	3095 (9.2%)	<0.0001	1.42 (1.31, 1.53)
CHF	792 (10.4%)	2582 (7.7%)	<0.0001	1.24 (1.14, 1.35)
Diabetes	1758 (23.3%)	6797 (20.3%)	0.0088	1.09 (1.02, 1.15)
COPD	1072 (14.1%)	3185 (9.5%)	<0.0001	1.36 (1.26, 1.47)

Logistic regression models of association between depression and each comorbid condition after adjusting for age, race and marital status.

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