Table 3 Variable associated with organ/space surgical site infection (SSI)

Age in years, mean ± SD

1.002 (0.96–1.03)

BMI, median (range)

1.104 (1.01–1.20)

1.107 (0.99–1.22)

 Male

1

 Female

1.507 (0.71–3.18)

 Diabetes mellitus

0.284 (0.09–0.84)

 Hypertension

1.263 (0.59–2.67)

 Dyslipidemia

0.765 (0.32–1.80)

 Renal insufficiency

1.453 (0.15–13.42)

 I

1

 II

0.144 (0.02–0.81)

 III

0.169 (0.03–0.90)

 IV

0.333 (0.03–3.20)

Smoking, n (%)

0.531 (0.20–1.35)

Previous biliary intervention, n (%)

1.864 (0.79–4.35)

WBC, mean ± SD

0.933 (0.80–1.08)

Platelet ×10³, median (range)

0.741 (0.50–1.08)

Hemoglobin in g/dL, median (range)

0.997 (0.85–1.15)

BUN in mg/dL, median (range)

1.001 (0.94–1.06)

Creatinine in mg/dL, median (range)

0.734 (0.25–2.07)

Total bilirubin in mg/d/L, median (range)

0.981 (0.92–1.04)

Albumin in g/L, mean ± SD

0.951 (0.89–1.01)

Preoperative cholangitis, n(%)

12.193 (1.07–138.54)

10.722 (2.31–49.75)

Operative time in min, median (range)

1.126 (0.83–1.51)

Blood loss in ml, median (range)

1.264 (1.01–1.59)

 Pancreatic fistula

  No

1

1

  Yes

8.399 (3.10–22.71)

6.531 (2.30–18.51)

 Bile leakage

2.482 (0.73–8.44)

 Delayed gastric emptying

1.733 (0.53–5.63)

 Chyle leakage

1.978 (0.38–10.24)

 Benign

1

 Malignant

0.952 (0.41–2.18)