Table 4. Multiple model of the chance of gestational diabetes mellitus and preeclampsia.

	Odds ratio of GDM (95%CI)	p value	Odds ratio of PE (95%CI)	p value
Weight gain during gestation
Normal	1		1
Low	2.044 (0.522-8.003)	0.304	5.037 (0.451-56.236)	0.189
High	1.193 (0.324-4.396)	0.791	3.910 (0.387-39.543)	0.248
Classification of BMI
Low/normal	1		1	0.370
Overweight	0.999 (0.249-4.014)	0.999	3.146 (0.514-19.254)	0.215
Obesity	7.489 (1.819-30.828)	0.005	3.772 (0.455-31.289)	0.219
Age, years	1.087 (0.969-1.220)	0.153	0.984 (0.860-1.127)	0.817
Number of prior gestations	1.099 (0.666-1.815)	0.712	0.502 (0.183-1.375)	0.180

p<0.05 was considered significant.

GDM: gestational diabetes mellitus ; 95%CI: 95% confidence interval; PE: preeclampsia; BMI: body mass index.