Table II.
Results of embryo development in vivo and in vitro (Group 2)
| 3 patients |
||||
|---|---|---|---|---|
| 46 COC |
||||
| 41 MII oocytes |
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| 32 successfully injected MII oocytes |
||||
| 29 2PN oocytes |
||||
|
in vitro culture |
in vivo culture |
|||
| Day 1 | ||||
| Allocated 2PN oocytes | 15 | 14 | ||
| Day 3* | ||||
| Q1 | 3/15 | 20.0% | 4/14 | 28.6% |
| Q2 | 2/15 | 13.3% | 4/14 | 28.6% |
| Q3 | 4/15 | 26.7% | 3/14 | 21.4% |
| Q4 | 6/15 | 40.0% | 2/14 | 14.3% |
| Not retrieved | 1/14 | 7.1% | ||
| Day 5** | ||||
| Q1 | 2/15 | 13.3% | 2/14 | 14.3% |
| Q2 | 1/15 | 6.7% | 3/14 | 21.4% |
| Q3 | 2/15 | 13.3% | 3/14 | 21.4% |
| Q4 | 10/15 | 66.7% | 5/14 | 35.7% |
| Not retrieved | 1/14 | 7.1% | ||
| Embryos for ET | 1 | 3 | ||
| Embryos frozen | 3 | 2 | ||
Using Fisher’s exact probability test:
*P = 0.45, comparing the distribution of embryo quality on Day 3 in in vitro and in vivo culture.
**P = 0.39, comparing the distribution of embryo quality on Day 5 in in vitro and in vivo culture.