Table 2 Comparison of clinical outcomes of patients among three protocols
Item | Progestin-primed ovarian stimulation group | GnRH-antagonist group | Microstimulation group | Z/x2 value | P value |
|---|---|---|---|---|---|
No. of oocytes retrieved | 4.31 ± 2.01 | 7.42 ± 5.17bc | 3.88 ± 2.31 | 8.512 | P < 0.001 |
Oocytes output rate (%) | 63.2 (96/152) | 57.9 (136/235) | 91.2(52/57)ac | 22.208 | P < 0.001 |
No.2PN | 3.39 ± 1.69 | 5.11 ± 4.09bc | 2.67 ± 2.06 | 5.595 | 0.005 |
Available embryo rate (%) | 83.6 (102/122) | 90.2 (120/133) | 90.9 (50/64) | 3.216 | 0.200 |
High-quality embryo rate (%) | 54.9 (67/122) | 46.6(62/133)bc | 29.7(19/64)c | 10.749 | 0.005 |
Blastocyst formation rate (%) | 65.2 (30/46) | 57.8 (48/83) | 50.0 (11/22) | 1.518 | 0.468 |
Clinical pregnancy rate (%) | 44.7 (17/38) | 55.6 (15/27) | 29.2 (7/24) | 3.617 | 0.164 |
Cumulative live birth rate (%) | 34.2(13/38) | 48.1 (13/27) | 20.8 (4/24) | 4.188 | 0.123 |