Table 1.
Pearson correlation between the blastocyst quality and the following variables: maternal age, paternal age, FSH dose, 17β-estradiol level, aspirated follicles, retrieved oocytes, maternal body mass index, sperm concentration, sperm motility and sperm morphology
| Response variable | Predictor variable | Correlation coefficient | p |
|---|---|---|---|
| Degree of expansion and hatching status | Maternal age | −0.095 | <0.001 |
| Paternal age | 0.005 | 0.851 | |
| FSH dose | −0.068 | <0.001 | |
| 17β-estradiol level | 0.028 | 0.248 | |
| Aspirated follicles | 0.017 | 0.400 | |
| Retrieved oocytes | 0.003 | 0.894 | |
| Maternal BMI | −0.038 | 0.046 | |
| Sperm concentration | −0.006 | 0.836 | |
| Sperm motility | −0.032 | 0.260 | |
| Sperm morphology | −0.014 | 0.632 | |
| ICM quality | Maternal age | −0.005 | 0.755 |
| Paternal age | −0.010 | 0.731 | |
| FSH dose | −0.031 | 0.044 | |
| 17β-estradiol level | −0.004 | 0.832 | |
| Aspirated follicles | −0.020 | 0.215 | |
| Retrieved oocytes | −0.015 | 0.356 | |
| Maternal BMI | 0.011 | 0.520 | |
| Sperm concentration | −0.004 | 0.887 | |
| Sperm motility | −0.007 | 0.808 | |
| Sperm morphology | −0.009 | 0.753 | |
| TE quality | Maternal age | −0.067 | <0.001 |
| Paternal age | 0.035 | 0.226 | |
| FSH dose | −0.073 | <0.001 | |
| 17β-estradiol level | 0.036 | 0.465 | |
| Aspirated follicles | −0.006 | 0.736 | |
| Retrieved oocytes | −0.030 | 0.050 | |
| Maternal BMI | −0.014 | 0.401 | |
| Sperm concentration | −0.007 | 0.816 | |
| Sperm motility | 0.026 | 0.373 | |
| Sperm morphology | 0.022 | 0.450 |
ICM Inner cell mass, TE trophectoderm cells, BMI body mass index