Table 3.

Correlation analysis between individual islet autoantibody and clinical features.

	GADA positive (n = 41)	IAA positive (n = 103)	ICA positive (n = 15)
Age (years)
r	−0.018	0.020	0.042
P	0.700	0.666	0.354
Gender (male/female)
r	−0.038	−0.029	0.047
P	0.404	0.531	0.307
BMI (kg/m2)
r	−0.167	0.009	0.025
P	<0.0001a	0.841	0.583
WHR
r	−0.103	0.016	0.055
P	0.021b	0.715	0.222
Duration of diabetes (years)
r	0.002	0.029	−0.118
P	0.965	0.516	0.329
Insulin treatment
r	0.051	0.283	−0.026
P	0.268	<0.0001a	0.569
Diabetic family history
r	−0.006	0.012	0.010
P	0.888	0.785	0.820
FBG (mmol/L)
r	0.065	0.094	−0.036
P	0.146	0.038b	0.428
HbA1C (%)
r	0.049	0.040	−0.007
P	0.285	0.390	0.876
LDL-CH (mmol/L)
r	−0.040	−0.004	0.010
P	0.378	0.379	0.824
HDL-CH (mmol/L)
r	0.033	0.185	−0.020
P	0.470	<0.0001a	0.652
TG (mmol/L)
r	−0.111	−0.046	−0.012
P	0.014b	0.309	0.788
TCHOL (mmol/L)
r	−0.053	0.062	0.011
P	0.238	0.171	0.812
ALT (U/L)
r	0.070	0.047	−0.089
P	0.118	0.295	0.202
AST (U/L)
r	−0.020	0.093	−0.019
P	0.656	0.039b	0.668
AST/ALT
r	0.002	0.035	0.079
P	0.967	0.431	0.078
GGT (U/L)
r	−0.057	0.049	0.030
P	0.209	0.047b	0.510
Ucr (μmol/L)
r	−0.082	−0.059	−0.071
P	0.074	0.199	0.124
UREA (mmol/L)
r	0.074	0.023	0.016
P	0.100	0.603	0.727
mALB (mg/L)
r	−0.122	−0.051	0.024
P	0.007c	0.262	0.605
U-mALB/Ucr (mg/g)
r	−0.090	0.002	0.024
P	0.052	0.959	0.605
CREA (μmol/L)
r	−0.045	0.001	0.078
P	0.323	0.974	0.683
UA (μmol/L)
r	−0.085	−0.062	0.056
P	0.059	0.168	0.210

Data of r and P values were calculated from Spearman correlation analysis. A P value <0.05 was considered as statistically significant. Significant correlations were in bold and the significance level is indicated with superscript letters.

^aP < 0.0001, ^bP < 0.05 and ^cP < 0.01.

ALT, alanine aminotransferase; AST, aspartate transaminase; BMI, body mass index; CREA, serum creatinine; FBG, fasting blood glucose; GADA, glutamic acid decarboxylase autoantibodies; GGT, γ-glutamyltransferase; HbA1c, hemoglobin A1c; HDL-CH, high-density lipoprotein (cholesterol); IAA, insulin autoantibodies; ICA, islet cell cytoplasmic autoantibodies; LDL-CH, low-density lipoprotein (cholesterol); mALB, urinary microalbumin; TCHOL, total cholesterol; TG, triglycerides; UA, serum uric acid; Ucr, urine creatinine; WHR, waist-hip ratio.