Table 1.
Demographics and Baseline Characteristics
| Characteristics | Blacks (n=234) | Non‐Blacks (n=765) |
|---|---|---|
| Age, y, mean (±SD) | 52.6 (10.7) | 56.6 (11.5) |
| ≥65 y, No. (%) | 33 (14.1) | 195 (25.5) |
| Female, No. (%) | 137 (58.5) | 354 (46.3) |
| Weight, kg, mean (±SD) | 90.1 (20.9) | 87.6 (21.6) |
| Body mass index, kg/m2,mean (±SD) | 32.2 (6.7) | 30.7 (6.2) |
| Race, No. (%) | ||
| Caucasian | 0 (0.0) | 630 (82.4) |
| Black | 234 (100.0) | 0 (0.0) |
| Asian | 0 (0.0) | 129 (16.9) |
| American Indian/Alaskan native | 0 (0.0) | 6 (0.8) |
| Ethnicity, No. (%) | ||
| Hispanic or Latino | 4 (1.7) | 101 (13.2) |
| Type 2 diabetes mellitus, No. (%) | 44 (18.8) | 148 (19.3) |
| Metabolic syndrome , a No. (%) | 91 (38.9) | 371 (48.5) |
| Glucose, mg/dL, mean (±SD) | 99.1 (18.3) | 106.1 (22.4) |
| LDL, mg/dL, mean (±SD) | 120.0 (35.0) | 123.0 (34.2) |
| HDL, mg/dL, mean (±SD) | 54.9 (16.7) | 52.8 (16.6) |
| Triglycerides, mg/dL, mean (±SD) | 122.0 (63.2) | 167.2 (100.7) |
| Calculated GFR, mL/min, mean (±SD) | 97.0 (23.4) | 83.3 (19.7) |
| Creatinine, mg/dL, mean (±SD) | 1.02 (0.23) | 1.02 (0.22) |
| SeSBP, mm Hg, mean (±SD) | 153.0 (9.3) | 153.9 (9.1) |
| SeDBP, mm Hg, mean (±SD) | 93.7 (8.5) | 91.4 (8.6) |
| ABPM subgroup, No. | 60 | 229 |
| 24‐H ambulatory BP, mm Hg, mean (±SD) | 137.3 (12.7)/84.0 (10.6) | 135.3 (11.4)/80.3 (8.8) |
Abbreviations: ABPM, ambulatory BP monitoring; GFR, glomerular filtration rate; LDL, low‐density lipoprotein cholesterol; SD, standard deviation; SeDBP, seated cuff diastolic BP; SeSBP, seated cuff systolic BP. aMetabolic syndrome is defined as the presence of ≥3 of the following: high‐density lipoprotein (HDL) cholesterol <50 mg/dL in women and <40 mg⁄dL in men, triglycerides ≥150 mg⁄dL, blood pressure (BP) ≥130/85 mm Hg, or fasting glucose ≥100 mg⁄dL.