Table 1.
Summary Statistics for Accelerated aging, Demographics, and Biomarkers: CARDIA, 2000–2018.
| Total (n = 2978) m (sd) or n (%) | Black (n = 1324) m (sd) or n (%) | White (n = 1654) m (sd) or n (%) | |
|---|---|---|---|
| Chronological Age (Y20) | 45.3 (3.6) | 44.6 (3.8) | 45.8 (3.4) |
| Biological Age (Y20) | 48.9 (11.9) | 54.5 (10.0) | 44.4 (11.3) |
| Accelerated aging (Y20) | 3.62 (11.7) | 9.9 (9.3) | -1.4 (10.8) |
| Female (Y20) | 1706 (57%) | 821 (62%) | 885 (53%) |
| Current smoker(Y20) | 532 (18.0) | 313 (23.8) | 219 (13.4) |
| mL Alcohol/week (Y20) | 10.9 (21.8) | 8.6 (22.5) | 12.7 (21.2) |
| Exercise score (EU) (Y20) | 342.5 (275.0) | 297.5 (282.7) | 378.9 (263.0) |
| CES-D (Y15) | 8.7 (7.7) | 10.2 (8.3) | 7.6 (7.0) |
| SES Factor Score (Y15) | 4.6 (1.2) | 4.0 (1.2) | 5.0 (1.0) |
| Racial Discrimination (Y15) | 0.67 (0.8) | 1.2 (0.8) | 0.3 (0.5) |
| Social Participation (Y15) | 7.7 (1.4) | 7.7 (1.5) | 7.7 (1.4) |
| Total Cholesterol (mg/dL) (Y20) | 186.2 (34.8) | 184.2 (35.6) | 187.7 (34.1) |
| HDL Cholesterol (mg/dL) (Y20) | 54.3 (16.6) | 54.4 (16.2) | 54.2 (17.0) |
| Glucose (mg/dL) (Y20) | 97.5 (25.0) | 99.6 (30.0) | 95.8 (19.9) |
| Body Mass Index (Y20) | 29.4 (7.1) | 31.4 (7.4) | 27.8 (6.5) |
| C-reactive protein (mg/L) (Y20) | 2.7 (4.5) | 3.6 (5.3) | 2.0 (3.5) |
| FEV1/h2 (liters) (Y20) | 3.1 (0.8) | 2.7(0.7) | 3.3 (0.8) |
| Mean arterial pressure (mmHg) (Y20) | 87.3 (12.0) | 91.1 (12.4) | 84.3 (10.8) |
| Cardiovascular Disease (2007–2018) | 219 (7%) | 125 (9%) | 94 (6%) |
| Stroke (2007–2018) | 36 (1%) | 29 (2%) | 7 (0.42%) |
| Mortality (2007–2018) | 59 (2%) | 29 (2%) | 30 (2%) |
FEV1/h2 = Forced expiratory volume in 1 s/height2; EU = Exercise Units; CES-D = Center for Epidemiologic Studies Depression Scale.