Table 3.

Multivariable analysis of factors associated with gestational diabetes mellitus.

Variables	Gestational diabetes Unadjusted OR		Gestational diabetes Adjusted ORa
	OR (95% CI)	p value	OR (95% CI)	p value
Married		0.064		0.049
Yes	1.0		1.0
No	1.7 (0.9–2.9)		1.7 (1.0–3.0)
Employed		0.088
Yes	1.0
No	1.5 (0.9–2.4)
Births		0.044		0.047
0	1.0		1.0
1	0.1 (0.0–1.0)		0.1 (0.0–1.0)
>2	0.4 (0.0–4.2)		0.4 (0.0–4.4)
Number of living children		0.025		0.030
0	0.2 (0.0–1.5)		0.2 (0.0–1.5)
1	1.0		1.0
>2	0.2 (0.0–0.7)		0.2 (0.0–0.7)
Physical activity pattern		0.016		0.008
Inactive	1.8 (1.1–2.9)		1.9 (1.1–3.0)
Active	1.0		1.0
Nutritional status		<0.001		<0.001
Underweight	1.5 (0.6–3.5)		1.5 (0.6–3.5)
Normal	1.0		1.0
Overweight/obesity	3.1 (1.8–5.2)		(1.7–4.9)

OR: odds ratio; CI: confidence interval.

^aAll variables in the initial model, but employed.