Table 1.
Baseline characteristics and number of events per LVA-BSA quartiles of the MESA population 2000–2002.
| Variable | LVA-BSA 1st quartile |
LVA-BSA 2nd quartile |
LVA-BSA 3rd quartile |
LVA-BSA 4th quartile |
p |
|---|---|---|---|---|---|
| Population size | 1697 | 1693 | 1697 | 1694 | |
| Age (years) | 62.3±10.1 | 62.2±10.1 | 61.5±10.3 | 62.5±10.4 | 0.03 |
| Men (%) | 629 (37%) | 732 (43%) | 821 (49%) | 1009 (60%) | <0.001 |
| Race (%) | <0.001 | ||||
| White | 878 (52%) | 700 (42%) | 583 (35%) | 441 (26%) | |
| Hispanic | 268 (16%) | 326 (19%) | 411 (24%) | 489 (29%) | |
| African-American | 415 (24%) | 463 (27%) | 479 (28%) | 507 (30%) | |
| Chinese | 130 (8%) | 200 (12%) | 214 (13%) | 257 (15%) | |
| Smoking (%) | <0.001 | ||||
| Never | 791 (47%) | 852 (50%) | 866 (51%) | 893 (53%) | |
| Former | 661 (39%) | 641 (38%) | 620 (37%) | 555 (33%) | |
| Current | 239 (14%) | 196 (12%) | 201 (12%) | 246 (14%) | |
| Family history of CHD (%) |
735 (46%) | 677 (43%) | 682 (43%) | 617 (39%) | 0.001 |
| Diabetes (%) | 132 (8%) | 145 (9%) | 172 (10%) | 209 (12%) | <0.001 |
| Hypertension (%) | 615 (36%) | 708 (42%) | 779 (46%) | 929 (55%) | <0.001 |
| Systolic BP (mmHg) | 122±19 | 125±21 | 126±21 | 132±28 | <0.001 |
| Diastolic BP (mmHg) |
70±10 | 71±10 | 72±10 | 74±10 | <0.001 |
| BMI (kg/m2) | 28.8±6.2 | 28.6±5.6 | 28.2±5.1 | 27.7±4.7 | <0.001 |
| LDL (mg/dL) | 117±32 | 118±32 | 117±31 | 116±31 | 0.5 |
| HDL (mg/dL) | 52±15 | 51±15 | 51±15 | 50±14 | <0.001 |
| Triglycerides (mg/dL) |
131±78 | 133±79 | 134±108 | 129±87 | 0.51 |
| Anti-hypertensive therapy (%) |
547 (32%) | 584 (35%) | 645 (38%0 | 735 (43%) | <0.001 |
| Lipid lowering therapy (%) |
315 (19%) | 279 (17%) | 265 (16%) | 234 (14%) | 0.002 |
| Coronary Artery Calcium Score |
124±333 | 130±240 | 138±435 | 191±527 <0.001 | <0.001 |
| Events | |||||
| Heart Failure | 37 (2.2%) | 40 (2.4%) | 54 (3.2%) | 106 (6.2%) | |
| CHD events | 95 (5.6%) | 100 (5.9%) | 102 (6.0%) | 152 (8.9%) | |
| Cardiovascular events |
131 (7.7%) | 143 (8.4%) | 148 (8.7%) | 217 (12.8% |
Values are mean ± SD, median (interquartile range), or n (%).
BMI= body mass index, BP= blood pressure, CHD: coronary heart disease, HDL= high-density lipoprotein, LDL= low-density lipoprotein.