Table 1 Comparison of demography, lifestyle and serum lipid levels between Mulao and Han nationalities

Number

717

634

Male/female

310/407

267/367

0.173

0.677

Age (years)

52.97 ± 15.04

51.46 ± 15.47

1.813

0.070

Height (cm)

154.44 ± 8.04

155.18 ± 8.03

−1.678

0.094

Weight (kg)

53.60 ± 9.02

52.68 ± 9.49

1.834

0.067

Body mass index (kg/m²)

22.45 ± 3.39

21.82 ± 3.15

3.532

0.000

Waist circumference (cm)

75.52 ± 7.82

75.00 ± 8.62

1.166

0.244

Cigarette smoking [(n %)]

Nonsmoker

557 (77.70)

487 (76.80)

≤ 20 cigarettes/day

140 (19.50)

124 (19.60)

> 20 cigarettes/day

20 (2.80)

23 (3.60)

0.776

0.678

Alcohol consumption [n (%)]

Nondrinker

558 (77.80)

470 (74.10)

≤ 25 g/day

74 (10.30)

58 (9.10)

> 25 g/day

85 (11.90)

106 (16.70)

6.707

0.035

Systolic blood pressure (mmHg)

130.44 ± 18.88

128.66 ± 21.17

1.640

0.101

Diastolic blood pressure (mmHg)

82.61 ± 10.77

80.59 ± 11.38

3.366

0.001

Pulse pressure (mmHg)

47.83 ± 14.47

48.10 ± 15.93

−0.293

0.771

Blood glucose (mmol/L)

6.10 ± 1.64

5.97 ± 1.59

1.464

0.143

Total cholesterol (mmol/L)

5.06 ± 1.08

4.99 ± 1.18

1.160

0.246

Triglyceride (mmol/L)

1.07 (0.90)

1.05 (0.76)

−0.954

0.340

HDL-C (mmol/L)

1.72 ± 0.41

1.73 ± 0.45

−0.280

0.779

LDL-C (mmol/L)

2.92 ± 0.84

2.94 ± 0.87

−0.391

0.696

Apolipoprotein (Apo) A1 (g/L)

1.34 ± 0.25

1.30 ± 0.38

2.455

0.014

ApoB (g/L)

0.85 ± 0.20

0.98 ± 0.58

−4.864

0.000

ApoA1/ApoB

1.64 ± 0.49

1.61 ± 1.04

0.692

0.489