Prevalence of Vitamin D Deficiency and Its Association with Insulin Resistance in Obese Women with Normal Fasting Glucose

Table 4

Multivariate regression analysis, stepwise method of HOMA-IR (outcome) and its predictors (BMI, vitamin D, and PTH) in obese women.

Models		SE	95% CI
			Lower	Upper
Model 1
BMI	0.092	0.031	0.031	0.153	0.004
Model 2
BMI	0.088	0.030	0.028	0.148	0.005
PTH	0.017	0.008	0.001	0.034	0.035

BMI: body mass index; PTH: parathyroid hormone; OR: odds ratio; SE: standard error.