Retrospective analysis of delta hemoglobin and bleeding-related risk factors in pancreaticoduodenectomy

Table 6 Univariate regression analysis of intraoperative delta hemoglobin

Parameter	B value	95%CI	P value
Age ≥ 65 years	0.236	-2.429-2.901	0.862
History of diabetes	0.724	-2.658-4.107	0.674
History of abdominal surgery	-1.076	-4.721-2.569	0.563
Preoperative biliary drainage	-2.606	-5.948-0.735	0.126
ASA classification IV	19.236	1.420-37.052	0.034
BMI > 24 kg/m2	2.605	0.031-5.179	0.047
Malignant tumor	-0.717	-4.380-2.946	0.701
Preoperative albumin < 35 g/L	1.834	-1.288-4.955	0.249
Pancreatic tumor	1.737	-0.973-4.447	0.209
Pancreatic carcinoma	2.041	-0.851-4.933	0.166
Ampulla of Vater carcinoma	-0.921	-5.055-3.214	0.662
Preoperative total bilirubin > 200 μmol/L	5.800	2.861-8.738	< 0.001

CI: Confidence interval; ASA: American Society of Anesthesiologists; BMI: Body mass index.