Table 6 Clinical outcomes of all transfers with different nucleus status at the two-cell stage.

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

Parameter

Group 1

Group 2

Group 3

P

Clinical pregnancy (%,n)

70.14 (296/422)

72.12 (445/617)

66.67 (104/156)

0.353

2MONO (%,n)

73.2 (197/269)

75.5 (281/372)

71.0 (66/93)

0.424

2BI1 (%,n)

73.6 (39/53)

76.1 (67/88)

66.7 (14/21)

0.225

2BI2 (%,n)

69.2 (9/13)

73.9 (17/23)

83.3 (5/6)

0.602

2MULTI1 (%,n)

63.3 (31/49)

62.0 (49/79)

57.9 (11/19)

0.717

2BI1/2MULTI2 (%,n)

45.5 (5/11)

60.0 (6/10)

33.3 (1/3)

0.699

2MULTI2 (%,n)

55.6 (15/27)

55.6 (25/45)

50.0 (7/14)

0.847