Table 1.
Characteristics of patients undergoing fresh cycles with one top quality embryo transfer.
| Item | Mean (SD)/Median (Q1-Q3) | N (%) |
|---|---|---|
| Female age | 33.19 (5.12) | |
| BMI | 23.06 (3.70) | |
| Duration of infertility(year) | 3.00 (1.50-5.00) | |
| Fertilization type | ||
| IVF | 1129 (76.18%) | |
| ICSI, rescue-ICSI | 336 (22.67%) | |
| IVF & rescue-ICSI | 17 (1.15%) | |
| Infertility type | ||
| Primary Infertility | 986 (63.61%) | |
| Secondary Infertility | 564 (36.39%) | |
| Basal FSH concentration (mIU/ml) | 7.22 (5.91-9.16) | |
| Basal E2 concentration(ng/ml) | 39.62 (30.00-54.00) | |
| Basal P concentration(ng/ml) | 0.36 (0.20-0.62) | |
| AFC | 8.00 (5.00-12.00) | |
| Gn dosage (IU) | 2261.40 (822.02) | |
| Gn duration(day) | 9.05 (2.09) | |
| E2 concentration on hCG trigger day(pg/ml) | 1360.00 (822.00-2295.00) | |
| LH concentration on hCG trigger day(mIU/ml) | 2.48 (1.53-3.79) | |
| P concentration on hCG trigger day(ng/ml) | 0.73 (0.40-1.11) | |
| EMT on hCG trigger day (mm) | 10.57 (2.27) | |
| No. of retrieved oocytes | 6.00 (4.00-10.00) | |
| No. of 2PN embryo | 4.00 (2.00-6.00) | |
| Embryo type | ||
| cleavage-stage embryo | 949 (61.23%) | |
| blastocyst | 601 (38.77%) | |
| Clinical pregnancy in the fresh cycle(;%) | 723 (46.65%) | |
| Ongoing pregnancy in the fresh cycle(;%) | 598 (38.58%) |
body mass index (BMI); antral follicle counting (AFC); gonadotropin (Gn); estradiol(E2), luteinizing hormone (LH), progesterone(P); endometrium thickness (EMT).