Table 1.
The general characteristics and serum lipid levels in the Mulao and Han populations
| Parameter | Mulao | Han Chinese | t (χ2) | P |
|---|---|---|---|---|
| Number | 712 | 736 | - | - |
| Male/female | 330/382 | 308/428 | 2.974 | 0.090 |
| Age (years) | 51.81 ± 14.76 | 51.77 ± 14.96 | 0.058 | 0.954 |
| Height (cm) | 155.44 ± 7.72 | 154.71 ± 7.93 | 1.774 | 0.076 |
| Weight (kg) | 52.88 ± 9.03 | 53.72 ± 8.85 | -1.803 | 0.072 |
| Body mass index (kg/m2) | 21.83 ± 3.00 | 22.43 ± 3.32 | -3.600 | 0.000 |
| Systolic blood pressure (mmHg) | 129.16 ± 21.47 | 129.58 ± 18.67 | -0.397 | 0.692 |
| Diastolic blood pressure (mmHg) | 80.90 ± 11.60 | 82.27 ± 11.05 | -2.298 | 0.022 |
| Pulse pressure (mmHg) | 48.25 ± 16.07 | 47.30 ± 14.19 | 1.187 | 0.235 |
| Blood glucose | 5.96 ± 1.54 | 5.96 ± 1.61 | -0.096 | 0.923 |
| Cigarette smoking [n (%)] | ||||
| Nonsmoker | 519 (72.9) | 532 (72.3) | ||
| ≤ 20 cigarettes/day | 159 (22.3) | 178 (24.2) | ||
| > 20 cigarettes/day | 34 (5.8) | 26 (3.5) | 1.901 | 0.386 |
| Alcohol consumption [n (%)] | ||||
| Nondrinker | 516 (72.5) | 565 (76.8) | ||
| ≤ 25 g/day | 67 (9.4) | 79 (10.7) | ||
| > 25 g/day | 129 (18.1) | 92 (12.5) | 9.007 | 0.011 |
| Total cholesterol (mmol/L) | 5.02 ± 1.29 | 5.02 ± 1.03 | 0.040 | 0.968 |
| Triglyceride (mmol/L) | 1.05 (0.81) | 1.07 (0.91) | -0.562 | 0.574 |
| HDL-C (mmol/L) | 1.75 ± 0.46 | 1.75 ± 0.53 | -0.171 | 0.864 |
| LDL-C (mmol/L) | 2.92 ± 0.88 | 2.91 ± 0.85 | 0.337 | 0.736 |
| Apolipoprotein (Apo) AI (g/L) | 1.33 ± 0.40 | 1.35 ± 0.26 | -1.456 | 0.146 |
| ApoB (g/L) | 0.97 ± 0.54 | 0.86 ± 0.20 | 5.202 | 0.000 |
| ApoAI/ApoB | 1.61 ± 0.95 | 1.66 ± 0.51 | -1.409 | 0.159 |
HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol. The value of Triglyceride was presented as median (interquartile range), the difference between the two ethnic groups was determined by the Wilcoxon-Mann-Whitney test.