Promoter methylation changes in the placenta involved in the relationship between prenatal depression and small for gestational age

Table 2 Logistic regression of the risk factors for SGA birth

Variables	RR	95%CI	P-value
BMI of mothers	0.71	0.54–0.92	0.010
Economic level	0.54	0.19–1.51	0.239
Pregnancy hypothyroidism	2.15	0.48–8.36	0.642
HDCP	4.70	1.18–18.72	0.028
Preterm delivery	5.74	0.74–44.68	0.095
Maternal depression in the second trimester	3.71	1.13–12.16	0.031

BMI body-mass index, HDCP hypertensive disorder complicating pregnancy, RR relative risk, SGA small for gestational age

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