Table VI.
Hatching configuration and time to complete hatching in zona-intact, laser zona-opened and laser zona-thinned mouse embryos, as assessed by TLM.
| Time to complete hatching Mean hours post hCG (±SD) (Min; Max) |
Group |
||
|---|---|---|---|
| Control zona-intact (ZI) | Laser zona-opened (ZO) | Laser zona-thinned (ZT) | |
| ICM position | |||
| PTE | 130.6 (12.6) (121.5; 152.6) |
116.4 (14.2) (99.3; 145.0) |
131.0 (16.5) (117.2; 150.5) |
| Overall group comparisona | |||
| Pairwise comparisonsb | NS | ||
| ZI versus ZO | NS | ||
| ZI versus ZT | NS | ||
| ZO versus ZT | NS | ||
| PMTE | 130.9 (15.8) (116.4 ; 157.5) |
125.2 (10.0) (107.1 ; 144.8) |
137.5 (10.6) (120.2 ; 155.1) |
| Overall group comparisona | |||
| Pairwise comparisonsb | P = 0.0330 | ||
| ZI versus ZO | NS | ||
| ZI versus ZT | NS | ||
| ZO versus ZT | P = 0.0083 | ||
| DMTE | 122.5 (10.4) (110.4; 136.6) |
122.1 (12.0) (98.7; 141.8) |
134.7 (18.0) (112.0; 159.8) |
| Overall group comparisona | |||
| Pairwise comparisonsb | NS | ||
| ZI versus ZO | NS | ||
| ZI versus ZT | NS | ||
| ZO versus ZT | NS | ||
aANOVA to test for group differences.
bT-Test for pairwise group comparisons.