Table 2 Patients’ characteristics with different PEC Risk factors
I | II | III | |||||
|---|---|---|---|---|---|---|---|
Line | S1 | S2 | α1 | α2 | |||
Chronic cholecystitis (N) | 83 | 32 | 2 | 16 | 17 | 3 | 17 |
Gallbladder opacification (N) | 24 | 17 | 1 | 5 | 4 | 0 | 11 |
High leukocyte count before ERCP (N) | 13 | 3 | 2 | 2 | 3 | 3 | 2 |
History of acute pancreatitis (N) | 3 | 1 | 0 | 1 | 0 | 0 | 1 |