Table I.
Comparison of demographic, lifestyle characteristics and serum lipid levels between the Han and Mulao populations.
| Parameter | Han | Mulao | t (χ2) | P-value |
|---|---|---|---|---|
| No. of patients | 865 | 879 | ||
| Male/female | 425/440 | 407/472 | 1.400 | 0.273 |
| Age (years) | 52.29±14.26 | 52.69±14.99 | −0.581 | 0.561 |
| Height (cm) | 155.00±7.96 | 155.37±8.13 | −0.951 | 0.342 |
| Weight (kg) | 54.17±9.25 | 52.99±9.34 | 2.661 | 0.008 |
| Body mass index (kg/m2) | 22.51±3.33 | 21.89±3.09 | 4.030 | 0.000 |
| Waist circumference | 74.74±7.94 | 75.27±8.54 | 1.193 | 0.233 |
| Smoking status (n %) | 8.208 | 0.017 | ||
| 0 g/day (non-smoker) | 592 (68.44) | 653 (74.29) | ||
| ≤20 cigarettes/day | 108 (12.49) | 80 (9.10) | ||
| >20 cigarettes/day | 165 (19.08) | 146 (16.61) | ||
| Alcohol consumption, n (%) | 3.708 | 0.157 | ||
| 0 g/day (non-drinker) | 650 (75.14) | 658 (74.86) | ||
| ≤25 g/day | 3 (0.35) | 10 (1.14) | ||
| >25 g/day | 212 (24.51) | 211 (24.00) | ||
| Systolic blood pressure (mmHg) | 130.74±18.52 | 129.78±21. 86 | 0.989 | 0.323 |
| Diastolic blood pressure (mmHg) | 82.71±10.70 | 81.27±11.60 | 2.695 | 0.007 |
| Pulse pressure (mmHg) | 48.03±14.23 | 48.51±16.40 | −0.654 | 0.513 |
| Glucose (mmol/l) | 6.19±1.77 | 6.03±1.70 | 1.851 | 0.064 |
| Total cholesterol (mmol/l) | 5.06±0.95 | 5.02±1.11 | 0.669 | 0.504 |
| Triglyceride (mmol/l) | 1.08 (0.80) | 1.06 (0.79) | −1.153 | 0.249 |
| HDL-C (mmol/l) | 1.75±0.56 | 1.75±0.45 | 0.215 | 0.830 |
| LDL-C (mmol/l) | 2.92±0.82 | 2.97±0.87 | −1.175 | 0.240 |
| Apo A1 (g/l) | 1.36±0.26 | 1.33±0.40 | 1.990 | 0.047 |
| ApoB (g/l) | 0.87±0.20 | 0.98±0.57 | −5.898 | 0.000 |
| ApoA1/ApoB | 1.65±0.50 | 1.60±0.95 | 1.237 | 0.216 |
Values of triglycerides were expressed as the median (interquartile range). The difference between the two ethnic groups was determined using the Wilcoxon-Mann-Whitney test. HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; Apo, Apolipoprotein.