DNA methylation profiling of acute chorioamnionitis-associated placentas and fetal membranes: insights into epigenetic variation in spontaneous preterm births

Table 2 Demographic and clinical characteristics of the validation cohort

Variables	aCA (n = 42)	Non-aCA (n = 36)	p value
Maternal age, years (mean)	21–44 (32)	17–43 (29.27)	< 0.03
GA at delivery, weeks (mean)	20–41 (26.83)	20–39 (29.2)	< 0.02
Birth weight (SD)	− 2.24 to 1.23	− 3.13 to 1.67	ns
Fetal sex (M/total)	24/42	21/36	ns

p values are calculated by Wilcoxon–Mann–Whitney rank sum test for continuous variables, Fisher’s exact test for fetal sex
ns non-significant

ISSN: 1756-8935