Table 1.
Comparison of demographic, lifestyle characteristics and serum lipid levels between Mulao and Han populations
| Parameter | Han | Mulao | t (χ2) | P |
|---|---|---|---|---|
| Number | 632 | 629 | ||
| Male/female | 267/365 | 290/339 | 1.903 | 0.168 |
| Age (years) | 53.40 ± 14.26 | 53.09 ± 14.41 | 0.394 | 0.694 |
| Height (cm) | 154.18 ± 8.27 | 155.28 ± 8.17 | -2.393 | 0.017 |
| Weight (kg) | 53.69 ± 9.09 | 52.67 ± 9.33 | 1.958 | 0.050 |
| Body mass index (kg/m2) | 22.56 ± 3.36 | 21.78 ± 3.04 | 4.344 | 0.000 |
| waist circumference (cm) | 75.47 ± 7.83 | 74.97 ± 8.52 | 1.089 | 0.277 |
| Cigarette smoking (n %) | ||||
| Nonsmoker | 453 (71.7) | 467 (74.2) | ||
| ≤ 20 cigarettes/day | 160 (25.3) | 133 (21.1) | 4.777 | 0.092 |
| > 20 cigarettes/day | 19 (3.0) | 29 (4.6) | ||
| Alcohol consumption [n (%)] | ||||
| Nondrinker | 498 (78.8) | 464 (73.8) | ||
| ≤ 25 g/day | 65 (10.3) | 62 (9.9) | 7.986 | 0.018 |
| > 25 g/day | 69 (10.9) | 103 (16.4) | ||
| Systolic blood pressure (mmHg) | 130.52 ± 19.49 | 129.48 ± 21.63 | 0.896 | 0.370 |
| Diastolic blood pressure (mmHg) | 82.81 ± 11.46 | 80.87 ± 11.58 | 2.983 | 0.003 |
| Pulse pressure (mmHg) | 47.71 ± 15.02 | 48.61 ± 16.27 | -1.017 | 0.309 |
| Glucose (mmol/L) | 6.17 ± 1.89 | 6.06 ± 1.68 | 1.214 | 0.225 |
| Total cholesterol (mmol/L) | 5.00 ± 0.87 | 5.04 ± 1.05 | -0.598 | 0.550 |
| Triglyceride (mmol/L) | 1.10 (0.85) | 1.08 (0.73) | 0.841 | 0.478 |
| HDL-C (mmol/L) | 1.73 ± 0.53 | 1.78 ± 0.45 | -1.738 | 0.082 |
| LDL-C (mmol/L) | 2.91 ± 0.78 | 2.98 ± 0.80 | -1.473 | 0.141 |
| Apolipoprotein (Apo) AI (g/L) | 1.33 ± 0.24 | 1.33 ± 0.40 | 0.309 | 0.757 |
| ApoB (g/L) | 0.86 ± 0.18 | 0.99 ± 0.57 | -5.587 | 0.000 |
| ApoAI/Apo B | 1.63 ± 0.49 | 1.59 ± 0.79 | 1.144 | 0.253 |
HDL-C: high-density lipoprotein cholesterol; LDL-C: low-density lipoprotein cholesterol.