Table 7.

Prognostic factors of clinical pregnancy after multivariate analysis

	OR [CI]	p
Female age > 35 years	0.54 [0.33–0.89]	0.017*
Day-6 blastocysts	0.44 [0.28–0.79]	0.015*

OR [CI] odds ratio (95% confidence interval)

*Significant difference (p < 0.05)