Table 2.
Characteristics of IVF-ICSI stimulation cycles.
| Parameters | Adenomyosis (n = 1146) | Controls (n = 1146) | P value |
|---|---|---|---|
| Ultra-long GnRHa protocol, % (n) | 52.2 (599/1146); | 14.5 (167/1146); | <0.001 |
| Long GnRH-agonist, % (n) | 19.4 (223/1146); | 33.4(383/1146) | <0.001 |
| GnRH-antagonist protocols, % (n) | 23.8 (273/1146); | 45.7 (524/1146); | <0.001 |
| Short GnRH-agonist, % (n) | 4.4 (51/1146) | 6.2 (72/1146) | 0.052 |
| Dose of gonadotrophins (IU) | 3450 (2550,5471); | 2850 (2138,3784); | <0.001 |
| Length of ovarian stimulation (days) | 11.65±2.52 | 11.22±2.41 | <0.001 |
| EM thickness on HCG-day (mm) | 10.73±1.90 | 10.66±1.74 | 0.373 |
| E2 on hCG-day (pmol/L) | 5774 (3480, 9765) | 5531 (3788,8062) | 0.109 |
| P on hCG-day (nmol/L) | 1.91 (1.31,2.59) | 1.90 (1.43,2.67) | 0.523 |
| Number of oocytes collected | 10 (6,13) | 10 (5,12) | 0.621 |
| IVF,n(%) | 70.16 (804/1146) | 72.51 (831/1146) | 0.212 |
| ICSI, n (%) | 29.84 (342/1146) | 27.49 (315/1146) | 0.212 |
| 2PN embryos | 6 (1,8) | 6 (3,8) | 0.634 |
| Available embryos | 4 (2,5) | 4 (2,5) | 0.747 |
| Number of embryos transferred | 1.87±0.49 | 1.84±0.42 | 0.116 |
Normality quantitative variables:means ± SD.
Nonnormally distributed quantitative:median (IQR).
E2, estradiol; EM, endometrial; hCG, human chorionic gonadotrophin; ICSI, intracytoplasmic sperm injection; IVF, in vitro fertilization; 2PN, two pronuclear zygote; P, progesterone.