Table 2.
Number of loci with large differences in methylation between donors and recipients, and their relationship to surgery age and current age
| Sample type | Donor ID | Recipient ID | Total number of loci with methylation difference >0.2 or <−0.2 | Gestational age at laser surgery (weeks) | Current age when sampled (years) |
|---|---|---|---|---|---|
| Saliva |
614 |
651 |
296 |
15.86 |
0.42 |
| Saliva |
663 |
576 |
551 |
20.86 |
3 |
| Saliva |
556 |
604 |
540 |
18.14 |
5 |
| Blood |
614 |
651 |
24 |
15.86 |
0.42 |
| Blood | 556 | 604 | 6 | 18.14 | 5 |
Pearson correlation between age of fetal surgery and number of loci with a large difference in saliva is 0.86 (P <0.3). Pearson correlation between the age when the sample was obtained and the number of loci with large difference in saliva is 0.88 (P <0.3).