Table 5.

Multivariate binary logistic regression analysis for potential predictive factors for severe postoperative complications (Clavien–Dindo > 3a)

	p-value	Odds ratio	95% CI for Exp(B)
Previous abdominal surgery	0.237	–	0.233–1.434
Operating time (min)	0.119	–	0.988–1.001
Conversion	0.137	–	0.688–15.112
Age	0.269	–	0.985–1.057
Sex (female)	0.038	0.410	0.177–0.950
BMI	0.001	1.230	1.092–1.385
ASA	All n.s	–
Malignant diagnosis	0.112	–	0.217–1.174
Comorbidity	0.154	–	0.103–1.432
Type of pancreas resection	All n.s	–

ASA score  American _Society of Anesthesiologists’ Physical Status Classification; n.s. = not significant, patients may suffer from more than one comorbidity