Establishment and Validation of a New Predictive Model for Insulin Resistance based on 2 Chinese Cohorts: A Cross-Sectional Study

Table 3

Multivariate logistic regression analysis of factors affecting IR.

Characteristics	OR	95% CI	Wald χ^2
Age (y)	1.028	1.008–1.048	7.380	0.007
VFA (cm^2)	1.016	1.009–1.023	18.893	<0.001
TG (mmol/L)	1.184	1.005–1.396	4.062	0.044
FPG (mmol/L)	1.334	1.225–1.451	44.466	<0.001
ALT (IU/L)	1.021	1.001–1.040	4.334	0.037
AST (IU/L)	0.994	0.961–1.029	0.115	0.735
UA (μmol/L)	1.002	0.999–1.004	1.888	0.169
NAFLD, n (%)	1.273	0.840–1.929	1.296	0.255

IR: insulin resistance, OR: odds ratio, CI: confidence interval, VFA: visceral fat area, FPG: fasting plasma glucose, TG: triglyceride, ALT: alanine aminotransferase, AST: aspartate aminotransferase, UA: uric acid, and NAFLD: nonalcoholic fatty liver disease.