Table 2.

Enrichment for correlation analysis of maternal and fetal blood

	Correlated	Not Correlated	P-value
CpG Islands	17.1%	31.3%	< 2.2 × 10−16
Shores	21.9%	23.2%	1.5 × 10−6
Shelves	12.1%	9.7%	9.0 × 10−9
Open Sea	49.0%	35.7%	< 2.2 × 10−16
Promoter	17.3%	25.2%	< 2.2 × 10−16
5′UTR	6.0%	8.9%	9.9 × 10−13
1st Exon	2.4%	4.7%	8.9 × 10−15
Gene Body	37.0%	33.2%	7.2 × 10−9
3′UTR	4.9%	3.6%	1.2 × 10−6
Intragenic	32.4%	24.3%	< 2.2 × 10−16
PTB	6.5%	3.8%	<2.2 × 10−16