Table 2.
Day of maturity and ICSI | Retrieval Day | Day 1 | Day 2 |
---|---|---|---|
No. of M-II oocytes | 270 | 385 | 190 |
No. of zygotes (%) | 201 (79.5) | 283 (72.4) | 129 (67.9) |
No. of embryos cleaved (%) | 195 (97.0) | 267 (94.3) | 92 (71.3)c |
No. of good quality embryos (%d) | 120 (59.7)a | 128 (45.2)a,b | 19 (14.7)b |
Values with the same superscript letter are significantly different: aP <0.01, bP <0.01, cP <0.01.
dThe number of good quality embryos divided by number of zygotes.