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Table 4 Correlation between embryo euploidy/aneuploidy and maternal age

From: The accuracy of chromosomal microarray testing for identification of embryonic mosaicism in human blastocysts

Age group

Total number of embryos analyzed

Normal (%)

Abnormal: n varies according to the age group (%)

Aneuploida(%)

Aneuploidaand mosaicb(%)

Mosaicb(%)

25–34

338

202/338 (59.8)

48/136 (35.3)

35/136 (25.8)

53/136 (38.9)

35–39

163

75/163 (46)

38/88 (43.2)

24/88 (27.3)

26/88 (29.5)

40–42

50

12/50 (24)

20/38 (52.6)

14/38 (36.9)

4/38 (10.5)

  1. aEmbryo was called aneuploid when BlueFuse software called a chromosome(s) gain or loss.
  2. bEmbryo was called mosaic if at least one chromosome had a log2 ratio CMA result of ≥ +0.130 or ≤ -0.150 at diagnosis and a homogeneous deflection of all hybridization signals.
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Molecular Cytogenetics

ISSN: 1755-8166