Table 4 A List of detected SNPs that appeared to cluster toward the HFA group in the IGV visualization. rs918316 frequency was shown to be significantly different between groups. B No group differences were found for SNPs previously associated with ASD (and partly with differential OXTR methylation)

A

HFA

NC

Chi² test

n SNP (%)

χ²

df

p

rs918316

8,756,495

T > C

T|C/C|T

5 (12.5%)

0 (0%)

5.714

1

0.047

B

rs7632287

8,749,760

G > A

A|G/G|A

0

0

-

-

-

rs237887

8,755,356

G > A

14 (35%)

13 (32.5%)

0.418

2

0.811

Heterozygous

A|G/G|A

9

7

Homozygous

A|A

5

6

rs2268491

8,758,712

C > T

C|T

2 (5%)

0 (0%)

2.105

1

0.487

rs2254298

8,760,542

G > A

G|A

2 (5%)

0 (0%)

2.105

1

0.487

rs53576

8,762,685

A > G

14 (35%)

13 (32.5%)

0.477

2

0.788

Heterozygous

A|G/G|A

7

8

Homozygous

G|G

7

5

rs237902

8,767,498

G > A

13 (32.5%)

8 (20%)

3.649

2

0.161

Heterozygous

A|G

12

6

Homozygous

A|A

1

2