| Table 1. Comparison between positive and negative clinical pregnancy and embryos morphology and morphokinetic parameters. | |||
| Variable | Positive clinical pregnancy (n=74, 63.8%) | Negative clinical pregnancy(n=42, 36.2%) | p-value |
| TPNf | 22.98 ±2.80 h | 23.52 ±2.66 h | 0.1591 |
| t2 | 25.77 ±3.01 h | 26.22 ±2.84 h | 0.3213 |
| t3 | 36.77 ±3.61 h | 36.76 ±3.54 h | 0.8781 |
| t4 | 37.90 ±4.29 h | 38.17 ±4.72 h | 0.9034 |
| t5 | 49.79 ±5.84 h | 48.54 ±6.76 h | 0.4139 |
| t8 | 56.93 ±8.64 h | 58.46 ±9.00 h | 0.2476 |
| tB | 102.52 ±6.72 h | 106.37 ±7.90 h | 0.0005 |
| Good morphology (A and B grades) | 95.6% | 76.3% | #0.0006 |
| Poor morphology (at least one C grade) | 4.4% | 23.7% | |
Mann-Whitney t-Test / #Fisher test