Baseline characteristics of the participants in the PRECISE study (n=3067)
| Characteristics | |
| Age (years), mean±SD | 61.2±6.7 |
| Female, n (%) | 1640 (53.5) |
| Han ethnicity, n (%) | 2973 (96.9) |
| Education, n (%) | |
| Illiteracy | 561 (18.3) |
| Elementary school | 802 (26.1) |
| Middle school | 932 (30.4) |
| High school | 581 (18.9) |
| University or above | 191 (6.2) |
| Current smoker, n (%) | 629 (20.5) |
| Current drinker, n (%) | 574 (18.7) |
| Medical history, n (%) | |
| Stroke | 87 (2.8) |
| Coronary heart diseases | 249 (8.1) |
| Hypertension | 1321 (43.1) |
| Diabetes mellitus | 663 (21.6) |
| Hypercholesterolemia | 616 (20.1) |
| Systolic blood pressure, mm Hg, median (IQR) | 128.5 (118–139) |
| Diastolic blood pressure, mm Hg, median (IQR) | 75(69–81) |
| Fasting plasma glucose, mmol/L, median (IQR) | 5.6 (5.2–6.1) |
| TC, mmol/L, median (IQR) | 5.2 (4.6–5.9) |
| TG, mmol/L, median (IQR) | 1.5 (1.0–2.1) |
| HDL-C, mmol/L, median (IQR) | 1.3 (1.1–1.6) |
| LDL-C, mmol/L, median (IQR) | 2.7 (2.3–3.3) |
| MoCA score, median (IQR) | 23(20-26) |
HDL-C, high density lipoprotein cholesterol; LDL-C, low density lipoprotein cholesterol; MoCA, Montreal Cognitive Assessment; PRECISE, PolyvasculaR Evaluation for Cognitive Impairment and vaScular Events; TC, total cholesterol; TG, triglyceride.