[Retracted] Serum Levels of PDGF, EGF, and sFlt-1 in Patients with Polycystic Ovary Syndrome and Their Predictive Effects on Pregnancy Outcomes

Table 2

Assignment for multivariate analysis of factors.

Factors	Variable	Assignment
Age	X1	Continuous variable
BMI	X2	< 25 = 0, ≥25 = 1
Diabetes	X3	No = 0, Yes = 1
Hypertension	X4	No = 0, Yes = 1
Endometrial thickness	X5	≥ 5 = 0, <5 = 1
PDGF	X6	Continuous variable
EGF	X7	Continuous variable
sFlt-1	X8	Continuous variable