Table 3 Parental origin of chromosomal aneuploidy in day 3 embryos according to haplotype analysis, in PGT-M cycles
Chromosome tested | No. of embryos | No. of embryos with aberration | Maternal origin | Paternal origin |
|---|---|---|---|---|
1 | 316 | 29 (9.1%) | 16 (55.2%) | 13 (44.8%) |
2 | 118 | 10 (8.4%) | 2 (20.0%) | 8 (80.0%) |
6 | 202 | 4 (1.9%) | 1 (25.0%) | 3 (75.0%) |
7 | 723 | 51 (7.0%) | 32 (62.7%) | 19 (37.2%) |
16 | 151 | 17 (11.2%) | 10 (58.8%) | 7 (41.2%) |
17 | 132 | 6 (4.5%) | 5 (83.3%) | 1 (16.7%) |
19 | 331 | 19 (5.7%) | 8 (42.1%) | 11 (57.9%) |
20 | 26 | 6 (2.3%) | 4 (66.7%) | 2 (33.3%) |
X | 84 | 9 (10.7%) | 2 (22.2%) | 7 (77.8%) |
Total | 2083 | 151 (7.2%) | 80 (52.9%) | 71 (47.1%) |