Reproducibility of Bioelectrical Impedance Analysis in Pregnancy and the Association of Body Composition with the Risk of Gestational Diabetes: A Substudy of MUMS Cohort

Table 7

Logistic regression models of predictors of GDM.

	Model 1		Model 2		Model 3
	Adjusted OR (95% CI)	p value	Adjusted OR (95% CI)	value	Adjusted OR (95% CI)	value
Maternal age (years)^a	0.960 (0.828–1.115)	0.595	0.970 (0.837–1.123)	0.684	0.993 (0.856–1.152)	0.928
Family history of diabetes	0.933 (0.271–3.206)	0.912	1.060 (0.306–3.668)	0.927	0.900 (0.259–3.130)	0.869
Asian ethnicity	7.451 (2.084–26.639)	0.002	7.436 (2.132–25.937)	0.002	8.105 (2.221–29.572)	0.002
Parity ≥ 1	1.531 (0.431–5.444)	0.510	1.848 (0.501–6.817)	0.356	1.639 (0.458–5.866)	1.639
T1 BFP (%)^a	1.117 (1.020–1.224)	0.017	—	—	—	—
T2 BFP (%)^a	—	—	1.113 (1.010–1.226)	0.031	—	—
Initial BMI^a	—	—	—	—	1.140 (1.019–1.275)	0.022
Nagelkerke R^2	0.236		0.237		0.227

^aAdjusted OR for maternal age, T1 BFP, change in BFP, and initial BMI are for one unit increase. BFP: body fat percentage; BMI: body mass index; GDM: gestational diabetes mellitus; OR: odds ratio; and T1/2/3: trimester 1/2/3.