Skip to main content

Table 1 Microarray analysis of human embryos

From: Arrested human embryos are more likely to have abnormal chromosomes than developing embryos from women of advanced maternal age

 

Age (years)

 

Observation

36-39

40-45

Total

No. of cases

8

9

17

Total number of embryos biopsied and examined

45

45

90

No. (%)* of embryos with normal chromosomes

11 (24.4)a

3 (6.7)b

14 (15.6)

No. (%)* of embryos with abnormal chromosomes

34 (75.6)a

42 (93.3)b

76 (84.4)

No. (%)** of developing embryos (blastocysts)

25 (55.6)

20 (44.4)

45 (50)

No. (%)** of arrested embryos

20 (44.4)

25 (55.6)

45 (50)

  1. *Percentages of embryos with normal (euploid) or abnormal (aneuploidy) chromosomes.
  2. **Percentages of embryos developed to blastocyst stage or arrested at earlier stages.
  3. abP <0.05 within the same row.