Table 2.
Ovarian stimulation characteristics in poor responders (group A)
| IVF | ICSI | p value | |
|---|---|---|---|
| n = 90 (%) | n = 600 (%) | ||
| Initial dose (IU) | |||
| Median (IQR) | 225 (150–300) | 225 (200–300) | 0.01 |
| Stimulation days | |||
| Median (IQR) | 10 (9–12) | 10 (9–12) | 0.6 |
| Number of oocytes | |||
| Median IQR | 3 (2–3) | 3 (2–3) | 0.15 |
| Fertilization rates (%) | |||
| Median IQR | 66.6 (33.3–100) | 66.6 (50–100) | 0.08 |
| Embryo utilization rates (%) | |||
| Median IQR | 100 (50–100) | 100 (66.6–100) | 0.6 |
| Day of embryo transfer in the fresh cycle, n (%)~ | |||
| Day 2 | 15 (20.8) | 59 (12.3) | 0.06 |
| Days 3 and 4 | 54 (75) | 375 (78) | |
| Days 5 and 6 | 4 (4.2) | 47 (9.8) | |
| Number of embryos transferred in the fresh cycle~ | |||
| Median (IQR) | 1 (1–2) | 1 (1–2) | 0.99 |
| Fresh LBR | |||
| n (%) | 16 (17.8) | 75 (12.5) | 0.16 |
| Cumulative LBR | |||
| n (%) | 18 (20) | 77 (12.8) | 0.06 |
Two-sample Mann–Whitney test or Person χ2 test or Fisher’s exact test (unadjusted)
~For patients having an embryo transfer(n = 553)