Group

Number of cycles

Planting rate

Biochemical pregnancy rate

Clinical pregnancy rate

Natural abortion

Multi-pregnancy rate

Group A

230

25.26 (118/467)

35.11 (79/225)

34.66 (78/225)

15.30 (15/98)

13.61 (32/235)

Group B

110

32.55 (70/215)*

53.57 (60/112)*

51.78 (58/112)*

15.87 (10/63)

14.28 (16/112)