Early complications after interventions in patients with acute pancreatitis

Table 4 Factors predicting colonic fistula

Factors	P1value	Odd ratio(lower-upper)	P2value
Onset of symptoms to surgery
< 2 wk	0.432
2-4 wk	0.945
> 4 wk	0.595
APACHE-II score at admission	0.005	0.955 (0.837-1.090)	0.497
Marshall score at admission	0.007	0.849 (0.582-1.239)	0.397
Preoperative Marshall score	0.019	1.045 (0.733-1.491)	0.807
SIRS at admission	0.0001	2.927 (1.102-7.776)	0.031
Preoperative SIRS	0.015	0.554 (0.170-1.806)	0.327
Single organ failure at any time before surgery	0.001	6.289 (1.652-23.948)	0.007
MOF at any time before surgery	0.222
CRP level at admission	0.001	1.005 (1.001-1.009)	0.010
CRP level before surgery	0.0001	1.003 (0.998-1.008)	0.321
Hypoproteinemia before surgery	0.0001	1.564 (0.750-3.265)	0.233
Pancreatic necrosis	0.708
Extrapancreatic necrosis only	0.708
Percentage of necrosis
< 30%	0.829
30%-50%	0.738
> 50%	0.762
CTSI before surgery	0.249
Gas bubble signs	0.047	2.150 (0.933-4.955)	0.321
Infected pancreatic necrosis	0.506
Preoperative Sepsis	0.519
Preoperative respiratory infection	0.179
Preoperative ICU stay	0.014	1.016 (0.973-1.060)	0.472
Type of surgery	0.328

P₁ indicated two-sided P value of univariate analysis; P₂ indicated two-sided P value of multivariate analysis. APACHE: Acute physiology and chronic health examination; ICU: Intensive care unit; CRP: C-reactive protein; MOF: Multiple organ failure; CECT: Contrast-enhanced computed tomography; CTSI: Computed tomography severity index; SIRS: Systemic inflammatory response syndrome; PCD: Percutaneous catheter drainage.