Identifying the risk factors for pancreatic fistula after laparoscopic pancreaticoduodenectomy in patients with pancreatic cancer

Table 4 Variable assignment

Variable	Variable name	Assignment description
Pancreatic fistula in patients with pancreatic cancer after LPD	Y	Yes = 1
		No = 0
Sex	X1	Male = 1
		Female = 0
BMI	X2	> 24.91 kg/m² = 1
		≤ 24.91 kg/m² = 0
Hypertension	X3	Yes = 1
		No = 0
Monocyte count	X4	> 0.4 × 109/L = 1
		≤ 0.4 × 109/L = 0
Pancreatic texture	X5	Soft = 1
		Hard = 0
Pancreatic duct diameter	X6	> 3 mm = 1
		≤ 3mm = 0
Operation time	X7	> 414 min = 1
		≤ 414 min = 0
Am		> 1069 U/L = 1
		≤ 1069 U/L = 0

BMI: Body mass index; Am: Amylase.