Abstract 384, Table 1
| Diverticulae | Controls | P value | |
| Number | 83 | 261 | |
| Age | 73 (26–89) | 72 (51–93) | N.S. |
| Sex | 34 male, 49 fem | 106 M, 155 F | |
| Total with BDS | 53 (64%) | 86 (33%) | P< .0001 |
| BDS + gallstones | 44 | 74 | P= 0.003 |
| Primary BDS | 7 | 2 | P =0.005 |
| BDS, previous cholecystectomy | 2 | 10 | P = 0.19 |
| Gallstones/cholecystectomies | 56 (67%) | 157 (60%) | P = 0.29 |
| Biliary strictures | 7 (8%) | 45 (17%) | P = 0.07 |
| H/O pancreatitis | 8 (10%) | 28 (11%) | P = 0.94 |
| Cannulation | 78/83 (94%) | 245/261 (94%) | P = 0.82 |
| Sphincterotomies | 49/51 (96%) | 85/87 (98%) | P = 0.98 |
| Stone extraction | 35/37 (94%) | 61/69 (88%) | P = 0.49 |