[Retracted] Effect of Acute Limb Ischemia on the Mortality of Patients with Extracorporeal Membrane Oxygenation Established by Femoral Vein-Arterial Catheterization and Analysis of Related Risk Factors

Table 5

Assignment for the multivariate analysis of factors.

Factors	Variable	Assignment
Age	X1	Continuous variable
Proportion of female	X2	No = 0, Yes = 1
BMI	X3	Continuous variable
Hypertension	X4	No = 0, Yes = 1
Diabetes	X5	No = 0, Yes = 1
Long history of oral anticoagulants	X6	No = 0, Yes = 1
History of myocardial infarction	X7	No = 0, Yes = 1
Smoking history	X8	No = 0,Yes = 1
Cardiac arrest	X9	No = 0, Yes = 1
Drainage tube model	X10	Continuous variable
Perfusion tube model	X11	Continuous variable
Drainage-perfusion tube ipsilateral	X12	No = 0, Yes = 1
Distal perfusion tube DPC	X13	No = 0, Yes = 1
ECMO first auxiliary time	X14	Continuous variable
Acute stroke	X15	No = 0, Yes = 1
Hyperbilirubinemia	X16	No = 0, Yes = 1
ALI	X17	No = 0, Yes = 1