Table 2.
Primary outcome and ERCP-related measures
| Group I (n = 70) |
Group II (n = 94) |
p-value | |
|---|---|---|---|
| Diameter of CBD (cm), | 1.11 ± 0.95 | 1.13 ± 0.89 | 0.89 |
| Cannulation success rate, N (%) | 68(97.14) | 92(97.87) | 0.83 |
| Technical success rate, N (%) | 66 (94.29) | 92(97.87) | 0.43 |
| Advanced cannulation techniques, N (%) | 24(34.29) | 16(17.02) | 0.01 |
| ERCP procedure, N (%) | 0.18 | ||
| EST | 30 (42.86) | 36 (38.30) | |
| EPBD | 25 (35.71) | 29 (30.85) | |
| EST + EPBD | 11(15.71) | 27 (28.72) | |
| Size of stone (mm) | 10.25 ± 3.54 | 10.02 ± 2.71 | 0.49 |
| Amylase(U/L)a | 250.09 ± 408.12 | 200.20 ± 321.29 | 0.40 |
| Lipase(U/L)a | 166.25 ± 201.10 | 166.11 ± 199.52 | 0.12 |
| Post-ERCP complications, N (%) | 6 (8.57) | 9 (9.57) | 0.83 |
| ERCP-related pancreatitis | 4 (5.71) | 7 (7.45) | 0.90 |
| Bleeding | 1 (1.43) | 0 (0) | 0.43 |
| Perforation | 0 (0) | 0 (0) | |
| Cholangitis | 1 (1.43) | 1 (1.06) | 1.00 |
| Cholecystitis | 0 (0) | 1 (1.06) | 1.00 |
| Mortality, N(%) | 0 (0) | 0 (0) | |
| LC after the ERCP, N(%) | 22 (31.43) | 32 (34.04) | 0.72 |
| Total length of hospital stays (day)b | 12.76 ± 9.33 | 13.48 ± 4.53 | 0.13 |
| Length of hospital stay after ERCP (day)b | 10.94 ± 9.43 | 6.59 ± 3.37 | 0.00 |
| Cost on the ERCP (¥) | 12172.10 ± 4133.55 | 12435.38 ± 4178.54 | 0.33 |
| Total hospital cost (¥) b | 24993.06 ± 9503.63 | 29547.13 ± 6815.92 | 0.15 |
Continuous data were showed as mean ± SD
CBD conmen bile duct; EST endoscopic sphincterotomy; EPBD endoscopic papillary balloon dilatation
a24 h post-ERCP
bThe patients with LC were excluded