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) |