Table 1 Sample distribution and comparisons between women <35 and ≥35 years of age
Cause of infertility | < 35 years(N=52) | ≥ 35 years(N=99) | Total (N=151) | |||
|---|---|---|---|---|---|---|
· Male infertility | 30 | 57.7% | 35 | 35.4% | 65 | 43.0% |
· Endometriosis | 1 | 1.9% | 6 | 6.1% | 7 | 4.6% |
· Unexplained | 5 | 9.6% | 14 | 14.1% | 19 | 1.6% |
· Tubal abnormalities | 14 | 26.9% | 32 | 32.3% | 46 | 30.5% |
· Viral risk | 2 | 3.8% | 12 | 12.1% | 14 | 9.3% |
Mean baseline FSH (IU/L) | 6.50 | ± 2.79 | 7.11 | ± 2.57 | 6.90 | ± 2.65 |
Mean ± SD number of oocytes | 7.91 | ± 3.40 | 6.79 | ± 2.96 | 7.17 | ± 3.15 |
Mean ± SD total number of embryos | 5.24 | ± 2.57 | 4.76 | ± 2.13 | 4.92 | ± 2.30 |
Mean ± SD number of good-quality embryos | 1.08 | ± 0.77 | 0.84 | ± 0.60 | 0.92 | ± 0.67 |
Women with at least one gestational sac (%) | 37.5% | 23.3% | 28.2% | |||
Women with at least one foetal heart beat (%) | 37.0% | 22.9% | 27.8% | |||
LB rate | 36.5% | 22.2% | 27.2% | |||