Table 1.
Participant characteristics at baseline by systolic blood pressure categories
| Characteristic | Systolic blood pressure (mm Hg) | |||||
|---|---|---|---|---|---|---|
| < 120 | 120–129 | 130–139 | 140–149 | 150–159 | ≥ 160 | |
| N | 1,022 | 835 | 828 | 677 | 442 | 561 |
| Age, years | 71 (5) | 72 (5) | 72 (5) | 73 (5) | 73 (5) | 74 (5) |
| Male | 409 (40%) | 364 (44%) | 357 (43%) | 260 (38%) | 159 (36%) | 219 (39%) |
| African American | 86 (8%) | 103 (12%) | 107 (13%) | 91 (13%) | 86 (20%) | 109 (19%) |
| Diabetes | 93 (9%) | 103 (12%) | 131 (16%) | 114 (17%) | 73 (17%) | 102 (18%) |
| Former smoker | 45 (45%) | 357 (43%) | 354 (43%) | 276 (41%) | 184 (42%) | 238 (43%) |
| Current smoker | 143 (14%) | 99 (12%) | 83 (10%) | 53 (8%) | 38 (9%) | 49 (9%) |
| Body mass index, kg/m2 | 25.8 (4.2) | 26.5 (4.6) | 27.2 (4.5) | 27.3 (4.6) | 27.1 (4.7) | 26.9 (4.8) |
| Diastolic blood pressure, mm Hg | 63 (8) | 68 (9) | 71 (10) | 74 (10) | 77 (10) | 80 (12) |
| Pulse pressure, mm Hg | 47 (9) | 57 (9) | 63 (10) | 71 (10) | 77 (10) | 94 (16) |
| Low-density lipoprotein, mg/dl | 129 (36) | 130 (34) | 130 (35) | 131 (34) | 128 (35) | 132 (35) |
| High-density lipoprotein, mg/dl | 55 (16) | 54 (16) | 54 (15) | 54 (15) | 56 (17) | 55 (15) |
| Triglycerides, mg/dl | 113 [88, 153] | 122 [92,1.64] | 124 [96,169] | 130 [94,178] | 122 [89,163] | 120 [94,166] |
| Hemoglobin, g/dl | 14.0 (1.3) | 14.1 (1.4) | 14.0 (1.3) | 14.0 (1.3) | 13.9 (1.2) | 14.0 (1.7) |
| Prevalent cardiovascular disease | 218 (21%) | 202 (24%) | 183 (22%) | 139 (21%) | 92 (21%) | 144 (26%) |
| Prevalent heart failure | 29 (3%) | 29 (4%) | 30 (4%) | 13 (2%) | 13 (3%) | 22 (4%) |
| eGFRcys, ml/min/1.73 m2 | 82 (43) | 79 (18) | 79 (17) | 78 (18) | 79 (18) | 77 (20) |
| Taking blood pressure medications | 362 (35%) | 347 (42%) | 387 (47%) | 330 (49%) | 216 (49%) | 352 (63%) |