Table 1.
Participant Characteristics by Joint National Committee (JNC)-7 Stage of Hypertension.*
| Variable | Normal (n=2206) |
Pre-HTN (n=1304) |
Stage I (n=566) |
Stage II (n=199) |
|---|---|---|---|---|
| AVC Prevalence | 139 (6%) | 144 (11%) | 93 (17%) | 31 (16%) |
| AVC Score† | 45 [17,144] | 54 [18,115] | 73 [15,209] | 69 [17,246] |
| Age (years) | 57 (9) | 62 (10) | 65 (10) | 68 (9) |
| Female | 1215 (55%) | 600 (46%) | 279 (49%) | 118 (59%) |
| White | 960 (44%) | 515 (40%) | 215 (38%) | 63 (32%) |
| Chinese | 325 (15%) | 153 (12%) | 71 (13%) | 23 (12%) |
| Black | 402 (18%) | 320 (25%) | 148 (26%) | 70 (35%) |
| Hispanic | 519 (24%) | 316 (24%) | 131 (23%) | 43 (22%) |
| Ever Smoked | 1079 (49%) | 662 (51%) | 297 (53%) | 98 (50%) |
| Body Mass Index (kg/m2) | 26.8 (5.0) | 28.4 (5.1) | 28.0 (5.3) | 29.2 (6.0) |
| Waist Circumference (cm) | 93 (14) | 99 (13) | 98 (14) | 101 (15) |
| Diabetes mellitus | 140 (6%) | 124 (10%) | 69 (12%) | 26 (13%) |
| Glucose (mg/dL) | 98 (26) | 104 (33) | 104 (28) | 106 (27) |
| Low-density lipoprotein (mg/dL) | 119 (32) | 121 (31) | 121 (30) | 123 (32) |
| High-density lipoprotein (mg/dL) | 52 (15) | 51 (15) | 52 (15) | 52 (15) |
| Triglycerides† (mg/dL) | 103 [72, 148] | 115 [77, 165] | 119 [82, 168] | 116 [85, 165] |
| Lipid Lowering Meds | 206 (9%) | 141 (11%) | 70 (12%) | 18 (9%) |
Data are presented as mean(SD) for continuous variables, number(%) for categorical variables
*
JNC-7 categories: Normal (SBP < 120mmHg and DBP < 80mmHg), Pre-HTN (SBP 120–139 mmHg or DBP 80–89mmHg), Stage I (SBP 140–159mmHg or DBP 90–99mmHg), Stage II (SBP ≥160 mmHg or DBP ≥ 100mmHg)
†
Median [IQR]
Abbreviations: AVC, aortic valve calcium; DBP, diastolic blood pressure; HTN, hypertension; SBP, systolic blood pressure.