Table 1 Demographic, Clinical and Operative Data of Patients

Age (yo—mean and range)

64 (38–94)

Sex (%)

 Male

21 (56.7%)

 Female

16 (43.3%)

 BMI^a (mean ± SD)

26. 5 (± 3.9)

ASA^b score (%)

 1–2

27 (72.9%)

 3–4

10 (27.1%)

CCI^c (%)

  < 6

32 (86.5%)

  ≥ 6

5 (13.5%)

Severity grade according to 2018 Tokyo Guidelines (%)

 Grade I

13 (35.1%)

 Grade II

16 (43.3%)

 Grade III

8 (21.6%)

Treatment (%)

 Antibiotics only

11 (29.7%)

 PC^d

8 (21.6%)

 LC^e

18 (48.6%)