| Group A | Group B | Group C | Group D |
---|---|---|---|---|
IVF cycles | 52 | 56 | 44 | 200 |
Total Gn dose (IU) | 3714 +/- 1499 c | 3430 +/- 1722 | 3000 +/- 1358 b | 2755 +/- 1216 a |
Stimulation length (d) | 12.3 +/- 2.1 | 12.2 +/- 2.5 | 11.4 +/- 1.6 b | 11.5 +/- 1.8 b |
OPU | 50 | 55 | 44 | 200 |
Retrieved oocytes | 6.5 +/- 4.3 | 7.9 +/- 5.4 | 10.7 +/- 6.4 b | 8.7 +/- 5.2 b |
Gn dose/oocyte (IU) | 1028 +/- 1141 | 878 +/- 1045 | 448 +/- 520 b | 539 +/- 796 b |
Fertilization rate (%) | 74.2 | 78.5 | 82.5 | 83.0 |
ET | 40 | 45 | 39 | 177 |
Pregnancies | 4 | 11 | 14 | 66 |
PR/started cycle (%) | 7.7 c | 19.6 | 31.8 b | 33.0 b |
PR/OPU (%) | 8.0 c | 20.0 | 31.8 b | 33.3 b |
PR/ET (%) | 10.0 c | 24.4 | 35.9 b | 37.3 b |
Implantation rate (%) | 4.7 c | 14.4 | 17.7 b | 19.0 a |
Abortions | 1 | 3 | 4 | 8 |
Abortion rate (%) | 25.0 | 27.3 | 28.5 | 12.0 a |
Ongoing PR/OPU (%) | 6.0 c | 14.5 | 22.7 b | 29.3 b |
Ongoing PR/ET (%) | 7.5 c | 17.8 | 25.6 b | 32.8 b |