Journal of Aging Research / 2011 / Article / Tab 2

Research Article

Striatal Hypodensities, Not White Matter Hypodensities on CT, Are Associated with Late-Onset Depression in Alzheimer's Disease

Table 2

Sample demographics by depression group.

No DepressionLODP value*

Age at CT scan (SD)81.1 (6.1)81.0 (7.0)n.s.
Age at dementia onset (SD)75.9 (6.9)76.9 (6.7)n.s.
Dementia duration, years (SD)5.2 (4.2)4.2 (3.5)n.s.
% Female63.663.9n.s.
Education, years (SD)7.5 (2.4)7.4 (2.8)n.s.
Monozygotic, (%)33 (25.0)15 (41.7)0.05
Hypertension, (%)113 (85.6)30 (83.3)n.s.
Diabetes, (%)32 (24.2)6 (16.7)n.s.
Arrhythmia, (%)25 (18.9)8 (22.2)n.s.
PAD, (%)3 (2.3)1 (2.8)n.s.
CAD, (%)41 (31.1)16 (44.4)0.13
TIA, (%)14 (10.7)0 (0.0)0.04

Associations significant at are bolded.
LOD: late-onset depression; PAD: peripheral artery disease; CAD: coronary artery disease; TIA: transient ischemic attack.
*Group comparisons by ANOVA for continuous variables and by chi-square for categorical variables.

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