Table 3 Comparison of frozen embryo cases
From: Usefulness of random-start progestin-primed ovarian stimulation for fertility preservation
|  | GnRH-ant n = 37 (Letrozole combination, n = 27) | PPOS, n = 16 (Letrozole combination, n = 10) | P value |
|---|---|---|---|
HMG dose | 2552.7 (97.3) | 2438.2 (148.1) | 0.521 |
HMG duration, days | 11.1 (0.3) | 10.9 (0.5) | 0.658 |
Number of collected oocytes | 9.8 (1.0) | 10.3 (1.5) | 0.779 |
Maturation rate, % | 89.0 (2.4) | 90.1 (3.7) | 0.807 |
ICSI rate, % | 78.4 | 87.5 | 0.704 |
Fertilization rate, % | 67.9 (4.0) | 64.6 (6.1) | 0.655 |
Number of frozen blastocysts | 2.8 (0.5) | 2.3 (0.7) | 0.551 |
Good blastocyst rate, % | 59.8 (5.4) | 61.3 (8.1) | 0.872 |