Table 3. Spearman’s correlation coefficient and significance of each embryonic parameter.

Embryonic Structure	Correlation Coefficient	p
Decidual thickness	−0,0827	0,4257
Gestational Sac Length	0,8983	<0,0001
Gestational Sac Thickness	0,8886	<0,0001
Implantation Site length	0,6234	<0,0001
Implantation SiteThickness	0,7102	<0,0001
Placental Length	0,8386	<0,0001
Placental Thickness	0,7364	<0,0001
Crown-Rump Length	0,9606	<0,0001
AbdominalCircumference	0,7426	<0,0001
Antero-PosteriorAbdominal Diameter	0,8602	<0,0001
Latero-Lateral AbdominalDiameter	0,7395	<0,0001
Occipital-snout length	0,6523	<0,0001
Biparietal Diameter	0,9485	<0,0001
Subretinal SpaceThickness	0,5559	<0,0001
Antero-Posterior LensDiameter	0,5787	<0,0001
Latero-Lateral LensDiameter	0,6255	<0,0001
Stomach Diameter	0,4617	0,0002