Table 5 Results of nucleus status at the two-cell stage for all transfers.

From: High proportion of zygotes with multiple pronuclei increase the embryo multinucleation rate during conventional IVF

Parameter

Group 1

Group 2

Group 3

P

No. transfers (n)

422

617

156

/

2MONO (%,n)

63.7 (269/422)

60.3 (372/617)

59.6 (93/156)

0.301

2BI1 (%,n)

12.6 (53/422)

14.3 (88/617)

13.5 (21/156)

0.582

2BI2 (%,n)

3.08 (13/422)

3.73 (23/617)

3.85 (6/156)

0.711

2MULTI1 (%,n)

11.6 (49/422)

12.8 (79/617)

12.2 (19/156)

0.596

2BI1/2MULTI2 (%,n)

2.61 (11/422)

1.62 (10/617)

1.92 (3/156)

0.299

2MULTI2 (%,n)

6.40 (27/422)

7.3 (45/617)

8.97 (14/156)

0.317

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