Genetic polymorphisms and their correlation with dyslipidemia in Chinese patients diagnosed with diabetes mellitus

Table 1 Demographic and clinical characteristics of the study population

Characteristic	Value
Age (yr), mean ± SD	58.4 ± 12.2
Sex, n (%)
Male	578 (52.6)
Female	520 (47.4)
Type of diabetes, n (%)
Type 1	256 (23.3)
Type 2	842 (76.7)
Duration of diabetes (yr), median (IQR)	7.0 (3.0-12.0)
BMI (kg/m²), mean ± SD	25.8 ± 4.1
Lipid profile, mean ± SD
Total cholesterol (mmol/L)	5.2 ± 1.3
LDL-C (mmol/L)	3.1 ± 1.0
HDL-C (mmol/L)	1.2 ± 0.4
Triglycerides (mmol/L)	2.0 ± 1.5
Dyslipidemia, n (%)	712 (64.8)
Hypertension, n (%)	528 (48.1)
Cardiovascular disease, n (%)	196 (17.9)

IQR: Interquartile range; BMI: Body mass index; LDL-C: Low-density lipoprotein cholesterol; HDL-C: High-density lipoprotein cholesterol.