Table 2: Factors associated with morbidity and mortality.

MortalityComplications
Survivors ()Deaths ()Dindo–Clavién < II ()Dindo–Clavién ≥ II ()

Age >85.4 years165 (49%)9 (70%)0.1147 (50%)27 (48%)0.7
Male gender176 (52%)8 (61%)0.5155 (53%)29 (52%)0.8
Diabetes97 (29%)7 (54%)0.0585 (29%)19 (34%)0.4
Poor physical status145 (43%)5 (38%)0.7150 (51%)43 (77%)<0.001
ASA IV37 (11%)6 (46%)<0.00128 (10%)15 (27%)<0.001
History biliary diseases36 (11%)4 (31%)0.0226 (9%)14 (25%)0.001
Choledocholithiasis27 (8%)1 (8%)0.923 (8%)5 (9%)0.7
AC grade III41 (12%)12 (93%)<0.00126 (9%)27 (48%)<0.001
Cholecystectomy > 48 h15 (15%)2 (33%)0.211 (12%)8 (27%)0.06
Received treatment
 Antibiotics210 (63%)5 (38%)0.07192 (66%)23 (41%)<0.001
 Cholecystostomy22 (7%)3 (23%)0.0217 (6%)8 (14%)0.02
 Cholecystectomy103 (31%)5 (38%)0.583 (28%)25 (45%)0.01

AC grade IIIMultiple regression
OR (CI 95%)
86 (11–679)<0.001

Multiple regression
OR (CI 95%)
History biliary diseases3.2 (1.2–8.7)0.05
Poor physical status3.2 (1.2–8.7)0.02
AC grade III5.1 (2.1–14.9)0.001