Table 3.
The effect of fresh cycle laboratory characteristics on thaw cycle outcomes
| Survival rate Mean ± SD Total cases n=104 |
p-value | Progression rate N (%) TotalSurvived n=94 |
p-value | Pregnancy rate N (%) Transferred n=84 |
p-value | |
|---|---|---|---|---|---|---|
| IVF technique: | 0.69** | 0.07**** | 0.11**** | |||
| ICSI | 81.8±36 | 46/67 (68.7%) | 19/58 (32.8%) | |||
| IVF | 89.5±31.5 | 15/18 (83.3%) | 5/17 (29.4%) | |||
| Split | 85.3±31.9 | 5/9 (55.6%) | 0/9 (0%) | |||
| Number of frozen embryos | 0.15** | 0.97*** | 0.048**** | |||
| <5 | 78±38.9 | 36/52 (69.2%) | 18/46 (39.1%) | |||
| 5-9 | 91.7±26.3 | 20/27 (74.1%) | 5/25 (20%) | |||
| ≥10 | 91±26.7 | 10/15 (66.7%) | 1/13 (7.7%) | |||
| Day of freezing: | 0.13** | <0.0001**** | 0.74**** | |||
| 2nd | 87.5±32.3 | 37/48 (77.1%) | 15/44 (34.1%) | |||
| 3rd | 87±29.9 | 24/31 (77.4%) | 7/29 (24.1%) | |||
| 4th | 64.6±44.7 | 5/7 (71.4%) | 1/5 (20%) | |||
| 5th | 68.2±46.2 | 0/8 (0%) | 1/6 (16.7%) | |||
| Freezing thaw interval: | 0.85* | 0.83*** | 0.025*** | |||
| ≤ 12 months | 83±34.8 | 41/58 (70.7%) | 11/54 (20.4%) | |||
| > 12 months | 84.4±34.9 | 25/36 (69.4%) | 13/30 (43.3%) |
*
Unpaired T test
**
one way ANOVA
***
Chi square test
****
Fisher-Freeman-Halton exact