PLOD1 and anemia (phenotype): Thus, we can consider that blood type 0 (AUC = 0.721, p = 0.027), LH over 14 days (AUC = 0.832, p = 0.001) and the presence of anemia (AUC = 0.758, p = 0.019) are significant factors for the occurrence of NI in the case of omphalocele.