Table 1. Baseline characteristics of the study population.
| Clinical trait (unit) | Males | Females | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| n | Mean | SD | Min. | Max. | n | Mean | SD | Min. | Max. | |
| Age (years) | 6,278 | 60.87 | 12.19 | 20 | 90 | 12,611 | 54.32 | 14.67 | 17 | 88 |
| SBP (mmHg) | 4,918 | 130.16 | 17.23 | 81 | 222 | 8,309 | 126.17 | 17.61 | 77 | 216 |
| DBP (mmHg) | 4,918 | 78.65 | 10.05 | 37 | 125 | 8,309 | 74.24 | 10.41 | 36 | 132 |
| TG (mg/dl) | 4,920 | 147.18 | 104.94 | 21 | 698 | 8,308 | 118.73 | 71.45 | 18 | 540 |
| HDL-C (mg/dl) | 4,920 | 57.97 | 16.15 | 22 | 151 | 8,308 | 66.21 | 16.12 | 22 | 154 |
| ht (cm) | 4,919 | 165.22 | 6.41 | 141.8 | 189 | 8,310 | 153.18 | 5.94 | 128.2 | 177 |
| wt (kg) | 4,919 | 66.22 | 10.18 | 38.8 | 117.9 | 8,310 | 54.44 | 8.96 | 30.0 | 104.3 |
| BMI (kg/m2) | 4,919 | 24.23 | 3.21 | 16.0 | 42.3 | 8,310 | 23.21 | 3.67 | 16.0 | 45.2 |
| WC (cm) | 4,907 | 85.08 | 8.63 | 60.0 | 130.5 | 8,291 | 81.48 | 9.51 | 56.7 | 126 |
| WHtR | 4,907 | 0.515 | 0.052 | 0.376 | 0.821 | 8,291 | 0.533 | 0.066 | 0.367 | 0.840 |
| uCre (g/l) | 6,157 | 1.09 | 0.63 | 0.07 | 4.73 | 11,432 | 0.80 | 0.55 | 0.02 | 4.01 |
| uCl (g/l) | 6,157 | 5.34 | 2.08 | 0.4 | 12 | 11,432 | 4.81 | 2.19 | 0.2 | 14.1 |
| uK (g/l) | 6,157 | 1.66 | 0.95 | 0.1 | 7.1 | 11,432 | 1.58 | 1.00 | 0.0 | 7.4 |
| CysC (mg/l) | 6,160 | 0.83 | 0.24 | 0.42 | 2.16 | 11,445 | 0.72 | 0.14 | 0.37 | 1.53 |
| SCre (mg/dl) | 6,161 | 0.82 | 0.34 | 0.37 | 2.58 | 11,445 | 0.59 | 0.12 | 0.22 | 1.27 |
| SUA (mg/dl) | 6,161 | 5.86 | 1.29 | 0.6 | 12.6 | 11,445 | 4.38 | 1.06 | 0.0 | 10.0 |
| BUN (mg/dl) | 6,161 | 16.19 | 4.45 | 6 | 42 | 11,445 | 14.26 | 4.00 | 3 | 35 |
| Hb (g/dl) | 6,154 | 14.80 | 1.21 | 8.0 | 19.8 | 10,700 | 13.20 | 1.05 | 6.9 | 18.0 |
BMI, body mass index; BUN, blood urea nitrogen; CysC, cystatin C; DBP, diastolic blood pressure; Hb, Hemoglobin; HDL-C, high-density lipoprotein cholesterol; ht, height; n, number of individuals; SBP, systolic blood pressure; SCre, serum creatinine; SD, standard deviation; SUA, serum uric acid; TG, triglycerides; uCl, urine chloride; uCre, urine creatinine; uK, urine potassium; WC, waist circumference; WHtR, waist-to-height-ratio; wt, weight.