Table 1 Placental DNA methylation CpG sites associated with birthweight

cg10442325

2

48401950

Intergenic

OpenSea

0.017 (0.009, 0.024)

2.18E− 08

9.0E− 03

cg00768487

1

26611311

UBXN11

OpenSea

Body

0.020 (0.006, 0.034)

2.44E− 07

2.8E− 02

cg11444072

2

9427798

ASAP2

OpenSea

Body

0.019 (0.005, 0.033)

1.86E− 07

2.8E− 02

cg12866292

17

8079312

TMEM107

N_Shore

Body

0.010 (0.004, 0.016)

2.72E− 07

2.8E− 02

cg15936066

8

42356637

SLC20A2

OpenSea

5′UTR

0.027 (0.012, 0.041)

4.56E− 07

3.1E− 02

cg19367232

2

68478649

PPP3R1

N_Shore

Body

− 0.007 (− 0.010, − 0.004)

4.09E− 07

3.1E− 02

cg06155341

11

66048759

CNIH2

N_Shore

Body

0.009 (0.003, 0.014)

7.74E− 07

4.0E− 02

cg15017278

16

127449

MPG

Island

5′UTR

0.012 (0.002, 0.022)

7.75E− 07

4.0E− 02

cg03110787

19

6217641

MLLT1

S_Shelf

Body

0.012 (0.004, 0.019)

1.65E− 06

4.5E− 02

cg03599729

2

200820225

C2orf60

Island

Body

− 0.003 (− 0.004, − 0.001)

1.55E− 06

4.5E− 02

cg07538190

8

22458182

C8orf58

S_Shore

Body

0.011 (0.003, 0.019)

1.33E− 06

4.5E− 02

cg08973382

2

74728623

LBX2

N_Shore

Body

0.007 (0.002, 0.012)

1.25E− 06

4.5E− 02

cg09467508

3

137486265

Intergenic

N_Shore

0.028 (0.013, 0.044)

1.36E− 06

4.5E− 02

cg10806146

8

42356871

SLC20A2

OpenSea

5′UTR

0.041 (0.020, 0.062)

1.13E− 06

4.5E− 02

cg24450112

21

44103949

PDE9A

N_Shore

Body

− 0.026 (− 0.039, − 0.013)

1.60E− 06

4.5E− 02