Table 2 Univariate analysis for clinical pregnancy rate
Covariate | OR (95% CI) | P value |
|---|---|---|
Female age at oocyte retrieval (y) | 0.98 (0.91, 1.05) | 0.590 |
BMI (kg/m2) | 0.98 (0.89, 1.09) | 0.707 |
Infertility duration (y) | 0.94 (0.85, 1.05) | 0.281 |
Infertility type | ||
 Primary | Reference |  |
 Secondary | 0.90 (0.49, 1.65) | 0.732 |
Gravidity | 0.94 (0.79, 1.13) | 0.532 |
Parity | 0.85 (0.58, 1.24) | 0.390 |
No. of miscarriages | 0.99 (0.80, 1.22) | 0.902 |
Basal serum FSH (mIU/ml) | 0.93 (0.81, 1.07) | 0.322 |
AMH (ng/ml) | 1.07 (0.94, 1.22) | 0.290 |
No. of retrieved oocytes | 1.00 (0.97, 1.04) | 0.951 |
Genetic category | ||
 Reciprocal translocation | Reference |  |
 Robertsonian translocation | 0.85 (0.41, 1.74) | 0.648 |
 Single gene disorders | 1.06 (0.56, 2.01) | 0.847 |
Female age at blastocyst transfer (y) | 0.98 (0.91, 1.05) | 0.596 |
Endometrial thickness on the day of P administration (mm) | 0.93 (0.81, 1.07) | 0.295 |
Endometrial thickness at transfer (mm) | 1.04 (0.91, 1.19) | 0.556 |
Triple-line endometrial pattern on the day of P administration | ||
 A | Reference |  |
 B | 0.86 (0.36, 2.06) | 0.734 |
Endometrial thickness change ratio after P administration | 1.02 (1.00, 1.04) | 0.034 |
E2 on the day of P administration (pg/mL) | 1.00 (1.00, 1.00) | 0.492 |
LH on the day of P administration (mIU/ml) | 1.00 (0.98, 1.02) | 0.970 |
P on the day of P administration (ng/ml) | 0.99 (0.55, 1.79) | 0.972 |
Morphology score | ||
  < 4 BC | Reference |  |
  ≥ 4 BC | 1.23 (0.68, 2.20) | 0.491 |
Day of embryo development at transfer | ||
 Day 5 | Reference |  |
 Day 6 | 0.76 (0.42, 1.38) | 0.364 |