Table 4 Pregnancy outcomes related to the percentage of blastomere loss

Biochemical pregnancies (n,%)

2054/5873 (34.97%)

96/375 (25.60%)

6/39 (15.38%)

< 0.001

0.177

0.011

< 0.001

Clinical pregnancies (n,%)

1801/5873 (30.67%)

81/375 (21.60%)

6/39 (15.38%)

< 0.001

0.417

0.037

< 0.001

Ongoing pregnancies (n,%)

1505/5873 (25.63%)

61/375 (16.27%)

4/39 (10.26%)

< 0.001

0.487

0.027

< 0.001

Live births (n,% per embryo transfer cycle)

1463/5873 (24.92%)

55/375 (14.67%)

4/39 (10.26%)

< 0.001

0.631

0.039

< 0.001

Live births (n,% per clinical pregnancy)

1463/1801 (81.23%)

55/81 (67.90%)

4/6 (66.67%)

0.006

1.000

0.316

0.008

Early miscarriages (n, % per clinical pregnancy)

296/1801 (16.44%)

20/81 (24.69%)

2/6 (33.33%)

0.067

0.640

0.259

0.085