[Retracted] Prediction and Evaluation of Machine Learning Algorithm for Prediction of Blood Transfusion during Cesarean Section and Analysis of Risk Factors of Hypothermia during Anesthesia Recovery

Table 5

Linear correlation among eight features obtained by XGB prediction model.

Variable
Placenta previa	0.663	<0.05
ASA grading	0.894	<0.05
Operation time	0.812	<0.05
Uterine weakness	0.855	<0.05
Before operation Hb	-0.655	<0.05