Serum retinol binding protein 4 is negatively related to beta cell function in Chinese women with non-alcoholic fatty liver disease: a cross-sectional study

Table 3 Pearson’s correlation analysis of serum RBP4 in all the subjects

	Total (n = 106)		Men (n = 61)		Women (n = 45)
	r	P	r	P	r	P
Gender	-0.423	0.000
Age (y)	0.061	0.574	0.114	0.432	0.252	0.126
BMI (kg/m²)	0.048	0.653	0.034	0.814	-0.018	0.915
Waist (cm)	0.218	0.040	0.069	0.632	0.121	0.468
WHR	0.343	0.001	0.139	0.332	0.264	0.109
Systolic blood pressure (mmHg)	0.247	0.020	0.138	0.332	0.299	0.068
Diastolic blood pressure (mmHg)	0.241	0.023	0.196	0.167	0.124	0.458
Total cholesterol (mmol/L)	0.095	0.382	0.175	0.228	0.076	0.652
Triglycerides (mmol/L)^lg	0.330	0.002	0.124	0.398	0.188	0.257
HDL-c (mmol/L)^lg	-0.392	<0.001	-0.281	0.059	-0.183	0.279
LDL-c (mmol/L)	0.049	0.658	0.108	0.476	0.113	0.504
Fasting blood glucose(mmol/L)^lg	0.063	0.556	-0.123	0.390	0.322	0.048
2 h blood glucose (mmol/L)^lg	-0.045	0.676	-0.142	0.322	0.277	0.097
Fasting insulin (mU/L)^lg	-0.051	0.641	0.164	0.266	-0.271	0.104
2 h insulin (mU/L)^lg	-0.039	0.729	-0.089	0.546	-0.010	0.954
HOMA-IR^lg	-0.095	0.387	0.119	0.422	-0.211	0.210
HOMA-β^lg	-0.101	0.360	0.106	0.472	-0.326	0.049
ALT (U/L)^lg	0.105	0.335	-0.287	0.048	0.168	0.312
AST (U/L)^lg	-0.077	0.487	-0.304	0.038	0.055	0.752
ALP (U/L)	0.116	0.310	-0.007	0.962	0.171	0.326
γ-GT (U/L)^lg	0.239	0.034	0.142	0.357	0.042	0.810
Hepatic fat content (%)^lg	0.199	0.071	0.048	0.737	0.160	0.339

Data are means ± S.D. BMI: body-mass index, WHR: waist-to-hip ratio, HDL-c: high-density lipoprotein cholesterol, LDL-c: low-density lipoprotein cholesterol, HOMA-IR: homeostatic model assessment of insulin resistance, HOMA-β: homeostatic model assessment of β cell function, ALT: alanine aminotransferase, AST: aspartate aminotransferase, γ-GT: γ-glutamyltransferase, RBP4: retinol binding protein 4.
lg: logarithmic transformation with 10 as its base of skewed variables.

ISSN: 1476-511X