Table 7.
Characteristics between cycles reaching live births or failing to have live births under the conservative approach.
| Characteristic | LB group | Non-LB group | P value |
|---|---|---|---|
| (n=142) | (n=109) | ||
| Age (years) | 29.7 ± 3.5 | 30.6 ± 4.1 | 0.059 |
| Infertility type, n (%) | 0.081 | ||
| primary | 86 (60.6) | 54 (49.5) | |
| secondary | 56 (39.4) | 55 (50.5) | |
| Duration of infertility, n (%) | 0.827 | ||
| 1-2 | 44 (31.0) | 30 (27.5) | |
| 3-5 | 81 (57.0) | 66 (60.6) | |
| ≥6 | 17 (12.0) | 13 (11.9) | |
| Cause of infertility, n (%) | 0.333 | ||
| female | 69 (48.6) | 48 (44.0) | |
| male | 9 (6.3) | 8 (7.3) | |
| combined | 56 (39.4) | 40 (36.7) | |
| unknown | 8 (5.6) | 13 (11.9) | |
| BMI (kg/m2) | 21.2 ± 3.2 | 21.2 ± 2.6 | 0.969 |
| Basal FSH (mIU/mL) | 7.7 ± 2.2 | 7.7 ± 2.0 | 0.788 |
| Basal E2 (pg/ml) | 47.3 ± 20.4 | 51.7 ± 23.8 | 0.120 |
| AMH (ng/ml) | 5.2 (3.4-8.2) | 4.2 (2.9-8.4) | 0.117 |
| Endometrial thickness (mm) | 10.0 ± 1.7 | 9.8 ± 2.0 | 0.458 |
| Embryo developmental stage, n (%) | 0.050 | ||
| D3 | 37 (26.1) | 41 (37.6) | |
| D5/D6 | 105 (73.9) | 68 (62.4) | |
| Number of transferred embryos | 1.8 ± 0.4 | 1.7 ± 0.5 | 0.041 |
| Number of good-quality embryos | 0.072 | ||
| 0 | 43 (30.3) | 41 (37.6) | |
| 1 | 55 (38.7) | 48 (44.0) | |
| 2 | 44 (31.0) | 20 (18.3) | |
| Duration between cyst detection and estrogen application (days) | 15.7 ± 5.1 | 17.4 ± 5.3 | 0.009 |
| Ovarian cyst on estrogen starting day | 0.001 | ||
| no | 69 (48.6) | 76 (69.7) | |
| yes | 73 (51.4) | 33 (30.3) | |