TABLE 1. Demographic and Clinical Characteristics of Sample.
| Variable | Mean (SD) | No. of Participants |
|---|---|---|
| Age, y | 72.2 (7.7) | |
| Sex, % female | 10/25 (40%) | |
| Mini-Mental State Exam Score | 28.8 (1.1) | |
| Beck Depression Inventory | 4.2 (2.5) | |
| Systolic BP, mm Hg* | 134.4 (19.9) | |
| Diastolic BP, mm Hg* | 68.5 (10.1) | |
| % Change in brachial artery diameter, reactive hyperemia, endothelial-dependent dilatation | 5.99 (4.53) | |
| % Change in brachial artery diameter with nitroglycerin, endothelial-independent dilatation | 15.64 (6.80) | |
| WMH, voxels (WMH/TBVx100) | 0.68 (1.21) | |
| Total brain volume, cm3 | 1226.77 (155.89) | |
| Hypertension | 19/25 (76%) | |
| Hypercholesterolemia | 14/25 (56%) | |
| Diabetes | 4/25 (16%) | |
| History of smoking | 8/25 (32%) | |
| Myocardial infarction | 11/25 (44%) | |
| Coronary artery bypass surgery | 9/25 (36%) | |
| Angioplasty/stents | 2/25 (8%) | |
| Heart failure | 2/25 (8%) |
*
Blood pressure was collected before vascular assessment.