Table 3.

Analysis of covariance

Variable	F-ratio	P value
Body mass index	0.120	0.74
Gestational age	0.990	0.32
Mean arterial pressure	0.001	0.97
Platelets count	0.020	0.65

Elabela was taken as independent factor versus the study parameters taken as dependent factors; none of the factors had an impact on serum elabela.