Insulin resistance as estimated by the homeostatic method at diagnosis of gestational diabetes: estimation of disease severity and therapeutic needs in a population-based study

Table 3 Rating logistic regression model parameters for the dependent variable- therapy (diet vs diet + insulin) and independent variables: age, pre-pregnancy BMI, fasting glucose, family history of diabetes, HOMA-IR and weight accretion during pregnancy

Variables	Chi²	β	ORs	95% Cl	p-Value
Age	p < 0.0001	0.4302	1.54	(1.12–2.11)	0.008
BMI		0.3702	1.45	(1.03–2.03)	0.033
Glucose		0.9601	2.61	(1.48–4.50)	0.001
Family history of diabetes		0.2078	1.52	(0.82–2.81)	0.187
HOMA-IR		0.4047	3.37	(2.10–5.40)	<0.0001
Weight gain at diagnosis of GDM		−0.3287	0.72	(0.52–0.99)	0.042

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