Table 1.
Baseline characteristics of the study population
| Characteristic | CI group (n = 113) | BI group (n = 119) | p value |
|---|---|---|---|
| Age, yr | 65.8 ± 16.8 | 68.9 ± 14.6 | 0.13 |
| Sex | 0.69 | ||
| Male | 56 (49.6) | 55 (46.2) | |
| Female | 57 (50.4) | 64 (53.8) | |
| BMI, kg/m2 | 23.1 ± 3.4 | 23.2 ± 3.7 | 0.83 |
| Indication for ERCP | 0.70 | ||
| Choledocholithiasis | 82 (72.6) | 79 (66.4) | |
| Bile duct cancer | 16 (14.2) | 20 (16.8) | |
| Biliary pancreatitis | 4 (3.5) | 3 (2.5) | |
| Pancreatic cancer | 6 (5.3) | 7 (5.9) | |
| Othera | 5 (4.4) | 10 (8.4) |
Values are presented as mean ± SD or number (%).
CI, continuous infusion; BI, bolus injection; BMI, body mass index; ERCP, endoscopic retrograde cholangiopancreatography.
a
Other includes intraductal papillary neoplasm, stricture of the common bile duct, and primary sclerosing cholangitis.