Table 1.
ICSI performance and blastocyst development in sibling oocytes of 78 patients either untreated or artificially activated with a ready-to-use ionophore compound
| Untreated oocytes | Ready-to-use ionophore | |
|---|---|---|
| N | 371 | 376 |
| Degenerated | 7 (1.9) | 6 (1.6) |
| 0PNa | 93 (25.1) | 60 (16.0) |
| 1PN | 8 (2.1) | 5 (1.3) |
| 2Pnb | 257 (69.3) | 294 (78.2) |
| 3Pn | 6 (1.6) | 11 (2.9) |
| Good quality embryos d2 | 102 (39.7) | 121 (41.1) |
| Good quality embryos d3 | 96 (37.4) | 115 (39.1) |
| Embryos d5 culture | 230 | 249 |
| Day 4 compaction | 111/230 (48.3) | 130/249 (52.2) |
| Blastocyst formation | 139 (60.4) | 166 (66.7) |
| Utilization rate c | 111 (48.2) | 136 (54.6) |
a,bP < .01
cP < .05
Values in parentheses are percentages