Correlation of anxiety and depression with pain in patients with diabetic foot ulcers and analysis of risk factors

Table 4 Assignments

Variable	Variable	Assignment
Sex	X1	Male = 0, female = 1
Age (years)	X2	< 50 = 0, ≥ 50 = 1
Wagner’s grade	X3	I-III = 0, IV-V = 1
Other complications	X4	Without = 0, with = 1
Smoking history	X5	Without = 0, with = 1
VAS	X6	Continuous variable

VAS: Visual analog scale.