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Table 1 Predictive ability of NGS trophectoderm biopsy for ongoing pregnancy based on proportion of abnormal cells in the specimen

From: Degree of mosaicism in trophectoderm does not predict pregnancy potential: a corrected analysis of pregnancy outcomes following transfer of mosaic embryos

 

Euploid < 20% Abnormal

Mosaic ≥20% to ≤80% Abnormal

p-value

AUC

Ongoing Pregnancy

661/1045

63.3%

56/143

39.2%

< 0.0001

0.55

 

Mosaic ≥20% to < 30% Abnormal

Mosaic ≥30% to ≤80% Abnormal

p-value

AUC

Age

Ongoing Pregnancy

< 38

12/27

44.4%

22/61

36.1%

0.46

0.54

≥ 38

1/8

12.5%

21/46

45.7%

0.08

0.59

All Ages

13/35

37.1%

43/108

39.9%

0.78

0.51

 

Mosaic ≥20% to < 40% Abnormal

Mosaic ≥40% to ≤80% Abnormal

p-value

AUC

Age

Ongoing Pregnancy

< 38

22/61

36.1%

12/27

44.4%

0.46

0.54

≥ 38

10/25

40.0%

12/29

41.4%

0.92

0.51

All Ages

32/87

36.8%

24/56

42.9%

0.47

0.53

 

Mosaic ≥20% to < 50% Mosaic

Mosaic ≥50% to ≤80% Abnormal

p-value

AUC

Age

Ongoing Pregnancy

< 38

30/78

38.5%

4/10

40.0%

0.93

0.50

≥ 38

17/38

44.7%

5/16

31.3%

0.36

0.56

All Ages

47/117

40.2%

9/26

34.6%

0.60

0.52

 

Mosaic ≥20% to < 60% Abnormal

Mosaic ≥60% to ≤80% Abnormal

p-value

AUC

Age

Ongoing Pregnancy

< 38

34/86

39.5%

0/2

0.0%

0.26

0.52

≥ 38

18/44

40.9%

4/10

40.0%

0.96

0.50

All Ages

52/131

39.7%

4/12

33.3%

0.67

0.51

 

Mosaic ≥20% to < 70% Abnormal

Mosaic ≥70% to ≤80% Abnormal

p-value

AUC

Age

Ongoing Pregnancy

< 38

34/87

39.1%

0/1

0.0%

0.42

0.51

≥ 38

19/46

41.3%

3/8

37.5%

0.84

0.51

All Ages

53/134

39.6%

3/9

33.3%

0.71

0.51

  1. AUC: area under the curve