Predictive value of preoperative albumin-bilirubin score and other risk factors for short-term outcomes after open pancreatoduodenectomy

Table 7 Association between risk factors and logarithmized length of hospitalization (multiple linear regression)

	Regression coefficient (SE)	P value
(Constant)	2.54 (0.44)	< 0.001
Male gender	0.12 (0.08)	0.129
Age	0 (0)	0.337
BMI	0.02 (0.01)	0.026
ASA 3 vs ASA 1 or 2	-0.03 (0.08)	0.755
ASA 4 vs ASA 1 or 2	-0.26 (0.55)	0.633
ALBI score	0.12 (0.06)	0.050
PPPD vs Whipple	0.12 (0.08)	0.127
Somatostatin use	-0.09 (0.08)	0.228
Soft pancreatic texture	0.08 (0.09)	0.342
Blood loss	0 (0)	0.144
Pathology
Pancreatic carcinoma	-0.44 (0.12)	< 0.001
Bile duct carcinoma	-0.17 (0.16)	0.280
Duodenal carcinoma	0.69 (0.25)	0.006
Ampullary carcinoma	-0.41 (0.14)	0.004
NET	0.09 (0.18)	0.620
IPMN	-0.54 (0.21)	0.012

SE: Standard error; BMI: Body mass index; ALBI: Albumin-bilirubin; ASA score: American Society of Anesthesiologists score; PPPD: Pylorus-preserving pancreatoduodenectomy; NET: Neuroendocrine tumour; IPMN: Intraductal papillary mucinous neoplasm.