Table 1 The inclusion and exclusion criteria of the collected embryos
Criteria | Inclusion Criteria | Exclusion Criteria |
|---|---|---|
Fertility status | Fertile couple Healthy couples referring for family balancing | Infertile couple |
Maternal age | 25-35 yr |  |
Stimulation protocol | Controlled ovarian stimulation | High responder |
Gender of the embryo | Female | Male |
Chromosomal makeup of the embryo | No sex chromosome aneuploidies | sex chromosome aneuploidies |
Morphology of the embryo (Gardner’s classification) | High grade blastocyst (AA, AB, BA) | Low grade blastocyst |