Serum Sialic Acid Level Is Significantly Associated with Nonalcoholic Fatty Liver Disease in a Nonobese Chinese Population: A Cross-Sectional Study

Table 4

Risk factors associated with the presence of NAFLD.

Variables		SE	Wald		OR (95% CI)
Age (years)	0.018	0.004	19.279	<0.001	1.018 (1.010–1.026)
Body mass index (kg/m^2)	0.137	0.040	11.628	0.001	1.147 (1.060–1.240)
Waist circumference (cm)	0.063	0.009	52.989	<0.001	1.065 (1.047–1.083)
Alanine aminotransferase (U/L)	0.004	0.001	10.426	0.001	1.004 (1.002–1.007)
Triglyceride (mmol/L)	0.195	0.041	22.508	<0.001	1.216 (1.122–1.318)
HDL cholesterol (mmol/L)		0.154	14.080	<0.001	0.562 (0.416–0.759)
Fasting plasma glucose (mmol/L)	0.218	0.038	32.222	<0.001	1.243 (1.153–1.341)
Serum uric acid (mol/L)	0.003	0.001	24.556	<0.001	1.003 (1.002–1.004)
Serum sialic acid (mg/dL)	0.018	0.006	9.369	0.002	1.018 (1.007–1.030)

: partial regression coefficient; SE: standard error of partial regression coefficient; OR: odds ratio; CI: confidence interval; HDL: high-density lipoprotein.