Sphincter of Oddi motility variables before and after laparoscopic cholecystectomy
| Motility variable | Before laparoscopic cholecystectomy | After laparoscopic cholecystectomy |
| Mean CBD pressure (mm Hg) | 5.5 (3) | 6.8 (2.3) |
| Baseline | ||
| SO basal pressure (mm Hg) | 24 (7) | 27 (3) |
| SO phasic frequency (per minute) | 5.2 (0.6) | 4.4 (0.8) |
| SO phasic amplitude | 94 (11) | 101 (17) |
| SO phasic duration (seconds) | 5.7 (0.8) | 6.1 (0.2) |
| Motility index | 491 (96) | 416 (79) |
| After CCK | ||
| SO basal pressure (mm Hg) | 22.6 (6) | 26 (4) |
| SO phasic frequency (per minute) | 1.6 (0.7) | 4 (0.7)1-150 |
| SO phasic amplitude | 30.5 (12.5) | 94 (11)1-150 |
| SO phasic duration (seconds) | 1.9 (0.8) | 4.4 (0.6)1-150 |
| Motility index | 81 (35) | 351 (43)1-150 |
↵1-150 p<0.05 injection of CCK before and after laparoscopic cholecystectomy.
CBD, common bile duct.