Table 4.
Experiment 2: Spindle re-appearance in surviving oocytes (V1W2: n = 18 and V2W2: n = 18) per time point for the two vitrification methods and subsequent fertilization and blastocyst formation, given as: number (percentage)
| Spindle re-appearance | No | Yes | ||||
|---|---|---|---|---|---|---|
| 0–2 h | 0 h | 1 h | 2 h | |||
| V1W2 | Survival | 5(28) | 13(72) | 6(33) | 5(28) | 2(11) |
| Fertilization | ||||||
| - 2PN | 3(60) | 11(84) | 6(46) | 3(23) | 2(15) | |
| - 1PN | 1(20) | / | / | / | / | |
| - 3PN | / | / | / | / | / | |
| - no PN | 1(20) | 2(15) | / | 2(15) | / | |
| GQ blastocysts | 1(33) | 6(54) | 3(27) | 2(18) | 1(9) | |
| V2W2 | Survival | 2(11) | 16(89) | 7(39) | 5(28) | 4(22) |
| Fertilization | ||||||
| - 2PN | 0(0) | 13(82) | 6(38) | 4(25) | 3(19) | |
| - 1PN | / | / | / | / | / | |
| - 3PN | 1(50) | / | / | / | / | |
| - no PN | 1(50) | 3(18) | 1(6) | 1(6) | 1(6) | |
| GQ blastocysts | 0(0) | 8(61) | 3(23) | 2(15) | 3(23) | |
GQ good quality