| Table 4. Clinical parameters and outcomes in study-subgroup A and study-subgroup B. | |||
| Study Subgroup A (with culture) |
Study Subgroup B (w/o culture) |
p-value | |
|---|---|---|---|
| Transferred blastocysts (n) | 332 | 49 | |
| Embryo transfers (n) | 208 | 44 | |
| Positive βHCG | 49% (102/208) |
31.8% (14/44) |
0.028 |
| Clinical pregnancy rate | 38% (79/208) |
20.5% (9/44) |
0.012 |
| Ongoing pregnancy rate | 33.7% (70/208) |
20.5% (9/44) |
0.056 |
| Live birth rate | 32.2% (67/208) |
20.5% (9/44) |
0.088 |
| Biochemical pregnancy rate | 22.5% (23/102) |
35.7% (5/14) |
0.328 |
| Miscarriage rate | 11.4% (9/79) |
0% | 0.001 |
| Newborns (n) | 71 | 9 | |
| Mean birthweight (gr) | 2963 | 3222 | 0.211 |