Table 1.

Demographic and clinical characteristics of study participants. Results are depicted as means ± standard deviation or frequencies.

N	74
Age	64 ± 12
Female Gender (%)	36
Black (%)	12
Creatinine clearance (ml/min)	51 ± 19
Blood pressure (mm Hg)
Systolic	140 ± 21
Diastolic	75 ± 10
Co-morbidities (%)
Diabetes	29
Coronary artery disease	26
Congestive heart failure	17
Hypertension	90
Stroke	6
Medications (%)
Anti-hypertensive medications*	88
Diuretics	47
Calcium supplements	30
Ergocalciferol supplements	24

^*Includes angiotensin converting enzyme inhibitors, angiotensin II receptor blockers, β-blockers, α-blockers, and calcium channel blockers.