Table 2 Embryo morphology and ploidy
From: Chromosome screening using culture medium of embryos fertilised in vitro: a pilot clinical study
| Â | Euploid | Aneuploid | Mosaic | No result | OR (95% CI) | P |
|---|---|---|---|---|---|---|
Day 5 embryos | 75 (46.6%) | 47 (29.2%) | 33 (20.5%) | 6 (3.7%) | 1.09 (0.282–4.208) | 0.900 |
Day 6 embryos | 4 (44.4%) | 5 (55.6%) | 0 | 0 | 1 | Â |
Morphology | ||||||
 Expansion | ||||||
  4 | 72 (46.5%) | 46 (29.7%) | 32 (20.6%) | 5 (3.2%) | 0.867 | 0.864 |
  5 | 4 (44.4%) | 3 (33.3%) | 1 (11.1%) | 1 (11.1%) | 0.800 | 0.833 |
  6 | 3 (50.0%) | 3 (50.0%) | 0 | 0 | 1 |  |
 Inner cell mass | ||||||
  A | 35 (49.3%) | 23 (32.4%) | 11 (15.5%) | 2 (2.8%) | 0.972 (0.130–7.288) | 0.978 |
  B | 42 (44.2%) | 27 (28.4%) | 22 (23.2%) | 4 (4.2%) | 0.792 (0.107–5.863) | 0.792 |
  C | 2 (50.0%) | 2 (50.0%) | 0 | 0 | 1 |  |
 Trophectoderm | ||||||
  A | 37 (54.4%) | 23 (33.8%) | 7 (10.3%) | 1 (1.5%) | 1.432 (0.702–2.924) | 0.324 |
  B | 17 (36.2%) | 15 (31.9%) | 11 (23.4%) | 4 (8.5%) | 0.68 (0.306–1.509) | 0.343 |
  C | 25 (45.5%) | 14 (25.5%) | 15 (27.3%) | 1 (1.8%) | 1 |  |
 Embryo morphology grade | E |  | ||||
  1 (AA) | 33 (55.0%) | 20 (33.3%) | 6 (10.0%) | 1 (1.7%) | 1.504 (0.728–3.108) | 0.27 |
  2 (AB, BA, BB) | 19 (37.3%) | 16 (31.4%) | 12 (23.5%) | 4 (7.8%) | 0.769 (0.359–1.647) | 0.50 |
  3 (AC, BC, CA, CB) | 27 (45.8%) | 16 (27.1%) | 15 (25.4%) | 1 (1.7%) | 1 |  |