Table 2.
The results of frozen embryo transfer in women with adenomyosis, using ultra-long GnRH agonist vs. standard long protocol
| Variable | Ultra-long GnRH agonist downregulation, (N = 28) | Standard downregulation, (N = 36) | P value |
|---|---|---|---|
| Mean ± SD | Mean ± SD | ||
| Duration of the FET cycle from the last mensural period, day | 17.00 ± 2/05 | 17.13 ± 1.69 | 0.76 |
| Endometrial thickness, mm | 8.41 ± 1.16 | 8.7 ± 1.13 | 0.29 |
| Oestradiol dose until transfer day, mg | 96.14 ± 25.17 | 80.52 ± 11.51 | 0.004 |
| Number of embryos transferred | 1.67 ± 0.54 | 2.16 ± 0.77 | 0.006 |
| Implantation rate | 0.23 ± 0.35 | 0.22 ± 0.29 | 0.86 |
| Quality of transferred embryos (A/AB/blastocyst) | 6/8/14 | 16/9/11 | 0.16 |
| Chemical pregnancy, yes/no | 11/17(39%) | 17/19(47%) | 0.37 |
| Clinical pregnancy, yes/no | 8/20(28%) | 14/22(38%) | 0.28 |
| Chemical pregnancy in women with endometriosis history, yes/no | 7/8(46%) | 8/14(36%) | 0.52 |
| Clinical pregnancy in women with endometriosis history, yes/no | 4/11(26%) | 7/15(31%) | 0.37 |