Table 2.
IVF Stimulation Characteristics and IVF outcomes. Results are given as mean values with their associated standard deviations for all patients in the study, patients with BMI < 25 kg/m2 compared to patients with BMI ≥ 25 kg/m2, and patients with BMI < 30 kg/m2 compared to patients with BMI ≥ 30 kg/m2.
| All patients N = 117 |
BMI < 25 kg/m2
N = 58 |
BMI ≥ 25 kg/m2
N = 59 |
P value | BMI < 30 kg/m2
N = 96 |
BMI ≥ 30 kg/m2
N = 21 |
P value | |
|---|---|---|---|---|---|---|---|
| Peak estradiol (pg/mL) | 2774.6 ± 1933.9 | 2476.7 ± 1866.7 | 3089.4 ± 1970.9 | <.05* | 2690.8 ± 1773.3 | 3171.6 ± 2586.6 | .61 |
| Ampules of gonadotropins | 55.9 ± 11.8 | 59.3 ± 10.9 | 52.3 ± 11.8 | <.001* | 56.8 ± 11.7 | 51.9 ± 12.1 | .13 |
| Days of stimulation | 10.1 ± 1.3 | 10.4 ± 12.2 | 9.7 ± 1.3 | <.001* | 10.1 ± 1.4 | 10.0 ± 1.0 | .45 |
| Number of follicles | 18.9 ± 11.6 | 16.1 ± 10.3 | 21.9 ± 12.1 | <.01* | 17.8 ± 10.3 | 24.3 ± 15.5 | .12 |
| Number of oocytes | 16.7 ± 11.9 | 15.5 ± 11.1 | 18.1 ± 12.6 | .21 | 16.3 ± 11.5 | 19.0 ± 14.0 | .56 |
| Number of mature oocytes | 13.2 ± 8.9 | 12.4 ± 8.9 | 14.1 ± 9.0 | .24 | 13.1 ± 8.9 | 13.8 ± 9.3 | .85 |
| Number of embryos | 10.4 ± 7.8 | 9.6 ± 7.4 | 11.3 ± 8.2 | .18 | 10.4 ± 7.9 | 10.8 ± 7.8 | .83 |
| Number of embryos transferred | 2.9 ± 0.9 | 3.0 ± 0.9 | 2.9 ± 1.0 | .54 | 2.9 ± 0.9 | 2.9 ± 0.9 | .80 |
| Day of embryo transfer | 3.6 ± 1.1 | 3.6 ± 1.1 | 3.6 ± 1.1 | .93 | 3.7 ± 1.1 | 3.2 ± 1.0 | .19 |
| Pregnancy rate (%) | 50.4% | 48.3% | 52.5% | .64 | 52.1% | 38.1% | .30 |
| Implantation rate (%) | 26.5% | 22.6% | 30.7% | .10 | 25.7% | 28.6% | .65 |
*Significant P values (≤.05).