Table 1.
Demographics, health behaviors, lipid profile, and other main characteristics of participants in the biomarker projects.
| Variables | N | M (SD) | Range |
|---|---|---|---|
| Demographics | |||
| Age at biomarker assessment (years) | 1800 | 56.17 (12.69) | 26–86 |
| Sex (% male) | 1800 | 47.28% | |
| Race (% White) | 1792 | 88.06% | |
| Educationa | 1796 | 8.02 (2.43) | 1–12 |
| Household income (in thousands) | 1752 | 82.38 (63.15) | 0–300 |
| Personal dispositions | |||
| Dispositional gratitude | 1797 | 6.25 (0.82) | 1.50–7.00 |
| Dispositional optimism | 1792 | 23.52 (4.82) | 6–30 |
| Agreeableness | 1794 | 3.39 (0.52) | 1.20–4.00 |
| Conscientiousness | 1794 | 3.38 (0.47) | 1.40–4.00 |
| Extraversion | 1794 | 3.11 (0.58) | 1.20–4.00 |
| Emotional stability | 1794 | 2.05 (0.64) | 1.00–4.00 |
| Openness to experience | 1789 | 2.98 (0.52) | 1.00–4.00 |
| Health-related | |||
| Alcohol consumption (drinks per month) | 1800 | 16.05 (27.84) | 0–360 |
| Body mass index | 1799 | 29.51 (6.64) | 14.99–77.58 |
| Exercise (% exercise regularly) | 1800 | 78.00% | |
| Healthy eating index | 1794 | 16.99 (2.69) | 8–24 |
| Smoking (% current smoker) | 1799 | 10.23% | |
| Antihyperlipidemic agent medication (% on medication) | 1800 | 29.67% | |
| Lipid profile | |||
| Triglycerides (mg/DL) | 1785 | 128.37 (117.75) | 25–3299 |
| Total cholesterol (mg/dL) | 1785 | 184.86 (39.20) | 70–439 |
| High-density lipoprotein (HDL) cholesterol (mg/dL) | 1782 | 56.51 (18.68) | 19–137 |
| Low-density lipoprotein (LDL) cholesterol (mg/dL) | 1782 | 102.87 (34.42) | 2.80–283.00 |
Values are shown before imputation.
aEducation attainment was rated on a scale of 1 (No school) to 12 (PhD, EdD, MD, LLB, LLD, JD, or other professional degree).