Table 4.

Logistic regression analysis of dichotomous variables and gestational diabetes mellitus

Independent variable	OR	95% CI	P
HbA1c	66.194	7.473–586.329	<0.001
FPG	4.706	1.002–22.108	0.050
2‐h glucose	4.683	1.661–13.201	0.004
1‐h glucose	3.701	1.531–8.941	0.004
Neck circumference	1.840	1.040–3.254	0.036
Waist circumference	1.216	1.010–1.464	0.039

CI, confidence interval; FBG, fasting blood glucose; GDM, gestational diabetes mellitus; HbA1c, hemoglobin A1c; OR, odds ratio.