Table 3.
Univariate analysis for the potential predictors of high ovarian response in IVF-ET.
| Variables, n (%) | β | S.E | Wald | P | OR | 95% CI | |
|---|---|---|---|---|---|---|---|
| Lower | Upper | ||||||
| Age | -0.075 | 0.030 | 6.489 | 0.011 | 0.927 | 0.875 | 0.983 |
| BMI | 0.013 | 0.037 | 0.116 | 0.734 | 1.013 | 0.942 | 1.088 |
| Smoking history | |||||||
| No | Ref | ||||||
| Active smoking | 0.455 | 0.921 | 0.244 | 0.621 | 1.576 | 0.259 | 9.576 |
| Passive smoking | 0.217 | 0.313 | 0.478 | 0.489 | 1.242 | 0.672 | 2.294 |
| Type of infertility | |||||||
| Primary | Ref | ||||||
| Secondary | -0.423 | 0.225 | 3.515 | 0.061 | 0.655 | 0.421 | 1.019 |
| Pregnancy history | |||||||
| No | Ref | ||||||
| Yes | -0.270 | 0.224 | 1.449 | 0.229 | 0.764 | 0.492 | 1.185 |
| Age at menarche | -0.115 | 0.092 | 1.572 | 0.210 | 0.891 | 0.745 | 1.067 |
| Mean menstrual cycle | 0.172 | 0.057 | 8.918 | 0.003 | 1.187 | 1.061 | 1.329 |
| Duration of infertility | 0.056 | 0.047 | 1.390 | 0.238 | 1.057 | 0.964 | 1.159 |
| AFC | 0.641 | 0.070 | 84.345 | <0.001 | 1.898 | 1.655 | 2.176 |
| LH at MC3 | 0.010 | 0.025 | 0.167 | 0.683 | 1.010 | 0.962 | 1.061 |
| E2 at MC3 | -0.002 | 0.004 | 0.367 | 0.545 | 0.998 | 0.991 | 1.005 |
| P at MC3 | 0.143 | 0.121 | 1.389 | 0.238 | 1.154 | 0.909 | 1.464 |
| FSH at MC3 | -0.151 | 0.067 | 5.139 | 0.023 | 0.859 | 0.754 | 0.980 |
| AMH at MC3 | 1.207 | 0.128 | 89.114 | <0.001 | 3.345 | 2.603 | 4.298 |
| Endometrial thickness at MC3 | 0.042 | 0.052 | 0.637 | 0.425 | 1.043 | 0.941 | 1.155 |
| Dosing days of Gn | 0.036 | 0.042 | 0.729 | 0.393 | 1.036 | 0.955 | 1.125 |
| Initial dose of Gn | -0.006 | 0.002 | 8.675 | 0.003 | 0.994 | 0.990 | 0.998 |
| Total dose of Gn | -0.000 | 0.000 | 4.513 | 0.034 | 1.000 | 0.999 | 1.000 |
| Endometrial thickness on HCG day | 0.079 | 0.048 | 2.774 | 0.096 | 1.083 | 0.986 | 1.189 |
| LH on HCG day | -0.199 | 0.077 | 6.743 | 0.009 | 0.820 | 0.705 | 0.952 |
| E2 on HCG day | 0.001 | 0.000 | 56.290 | <0.001 | 1.001 | 1.000 | 1.001 |
| P on HCG day | 0.679 | 0.197 | 11.898 | <0.001 | 1.971 | 1.340 | 2.898 |
| FSH on HCG day | 0.018 | 0.019 | 0.911 | 0.340 | 1.018 | 0.981 | 1.057 |
BMI: body mass index; AFC: antral follicle count; MC3: menstrual cycle day 3; LH: luteinizing hormone; E2: estradiol; P: progesterone; FSH: follicle-stimulating hormone; AMH: anti-Müllerian hormone; HCG: human chorionic gonadotropin; Gn: gonadotropin; S.E: standard error; OR: odds ratio; CI: confidence interval.