| Table 3. Correlations between age and numbers of RO, FO, CE, or SCE in case and control groups. | ||
| Case group | Control group | |
|---|---|---|
| Number of ART cycles | 52 | 52 |
| Age... | ||
| vs. number of ROa | R=-0.060 | R=-0.299b |
| vs. number of FOa | R=-0.024 | R=-0.274b |
| vs. number of CEa | R=-0.013 | R=-0.231 |
| vs. number of SCEa | R=0.200 | R=-0.240 |
a RO, retrieved oocytes; FO, fertilized oocytes; CE, cleaving embryos; SCE, superior cleaving embryos.
b p<0.05, Spearman’s correlation coefficient.