Sociodemographic and other characteristics of older adults living in Shenzhen community (N=121 981)
| Characteristics | Total | 95% CI |
| Age (years) | 71.28±5.58 | 71.25 to 71.31 |
| Hb (g/L) | 136.40±16.66 | 136.30 to 136.50 |
| BMI (kg/m2) | 23.83±3.17 | 23.81 to 23.85 |
| SBP (mm Hg) | 134.71±17.69 | 134.61 to 134.81 |
| DBP (mm Hg) | 77.23±10.31 | 77.18 to 77.29 |
| WC (cm) | 85.10±8.82 | 85.05 to 85.15 |
| FBG (mmol/L) | 5.96±1.90 | 5.95 to 5.97 |
| TC (mmol/L) | 5.21±2.00 | 5.20 to 5.23 |
| TG (mmol/L) | 1.57±1.14 | 1.57 to 1.58 |
| LDL-C (mmol/L) | 3.09±1.05 | 3.08 to 3.09 |
| HDL-C (mmol/L) | 1.39±0.51 | 1.39 to 1.39 |
| eGFR (mL/min/1.73 m2) | 68.74±16.70 | 68.65 to 68.83 |
| Sex, n (%) | ||
| Male | 53 743 (44.06) | 43.78 to 44.34 |
| Female | 68 238 (55.94) | 55.66 to 56.22 |
| Education level, n (%) | ||
| Not educated | 9888 (8.11) | 7.95 to 8.26 |
| Primary education | 43 441 (35.61) | 35.34 to 35.88 |
| Junior school education and above | 68 652 (56.28) | 56.00 to 56.56 |
| Smoking status, n (%) | ||
| Current smoker | 10 023 (8.22) | 8.06 to 8.37 |
| Ex-smoker | 7546 (6.19) | 6.05 to 6.32 |
| Never-smoker | 104 412 (85.59) | 85.40 to 85.79 |
| Drinking habit, n (%) | ||
| Non-drinker | 101 661 (83.34) | 83.13 to 83.55 |
| Non-habitual drinker | 12 571 (10.31) | 10.14 to 10.48 |
| Habitual drinker | 7749 (6.35) | 6.22 to 6.49 |
BMI, body mass index; DBP, diastolic blood pressure; eGFR, estimated glomerular filtration rate; FBG, fasting plasma glucose; Hb, haemoglobin; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; SBP, systolic blood pressure; TC, total cholesterol; TG, triglycerides; WC, waist circumference.