Clinical Research
Copyright ©2008 The WJG Press and Baishideng.
World J Gastroenterol. Mar 14, 2008; 14(10): 1514-1520
Published online Mar 14, 2008. doi: 10.3748/wjg.14.1514
Table 1 Patient characteristics and baseline cardiovascular parameters in each group (mean ± SD)
Groupso-ERCPn-ERCPP-value
Number of patients2525
Male/Female17/817/80.76
Median age (range)69 (32-89)74 (35-85)0.07
Systolic blood pressure (mmHg)129 ± 20133 ± 190.50
Pulse rate (/min)71 ± 1265 ± 110.08
SpO2 (%)99 ± 1.698 ± 1.60.35
Indication for ERCP (n)
Cholecyst lithiasis62
Choledochus lithiasis1110
Cancer6100.50
Pancreatitis12
Others11
Table 2 Esophagogastroduodenoscopy prior to ERCP and its diagnosis
Groupso-ERCPn-ERCP
Number of patients2525
EGD prior to ERCP250
Diagnosis
Normal finding810
Pathological findings1715
Reflux esophagitis12
Sliding hernia42
Esophageal diverticulum10
Atrophic gastritis1011
Duodenal ulcer scar14
Gastric adenoma11
Gastric SMT01
Table 3 Successful rates of cannulation and endoscopic naso-biliary drainage and rates of post-ERCP hyperamylasemia in each group
Groupso-ERCPn-ERCPP-value
Successful cannulation (%)
Either of the ducts25/2523/250.510
(100)(92)
Common bile duct24/2518/250.053
(96)(72)
Pancreatic duct24/2521/230.940
(96)(91)
Median time for cannulation, min (%)870.590
(2-24)(4-20)
Post-procedural hyperamylasemia (%)7/255/230.870
(28)(22)
Successful ENBD (%)20/2113/150.340
(95)(87)
Table 4 Rates and times required for successful cannulation in each pattern of the endoscopic shape
PatternsCUJTotal
Successful cannulation (%)
Either of the ducts614323
Common bile duct6/69/143/318/23
(100)(64)(100)(78)
Pancreatic duct5/514/142/221/21
(100)(100)(100)(100)
Median time for cannulation, min (%)
Either of the ducts6.57.377
(5-8)(4-20)(4-14)(4-20)
Common bile duct10.5201617
(8-37)(7-35.5)(6-19)(6-37)
Pancreatic duct61369
(5-8)(6-26)(5-7)(5-26)
Termination31342433
(14-38)(11-61)(12-34)(11-61)