Characteristic | rFSH | hMG-HP | Chi-square | p-value |
---|---|---|---|---|
Total cycles started | 22665 | 7965 | ||
Number (%) of total cycles with oocytes retrieved | 22,467 (99.13%) | 7,958 (99.91%) | 54.73 | <0.0001 |
Cycles (%) with positive pregnancy test as percent of cycles started | 7595 (33.53%) | 2553 (32.05) | 5.72 | 0.0168 |
Cycles (%) with positive pregnancy test as percent of cycles with oocyte retrieved | 7595 (33.81% per ET) | 2551 (32.06% per ET) | 8.09 | 0.0044 |
Any clinical pregnancy as percent of cycles with oocyte retrieved | 7423 (33.04) | 2550 (32.04) | 56.43 | 0.1037 |
Pregnancies ending in spontaneous abortion as percent of cycles with oocyte retrieved† | 1303 (6.16%) | 478 (6.02%) | 0.19 | 0.6625 |