Table 2.
Patient characteristics of patients with and without common bile duct stone recurrence, n (%)
|
Characteristics
|
Recurrence (n = 43)
|
Nonrecurrence (n = 459)
|
P
value
|
| Sex (male/female) | 23/20 | 264/195 | 0.61 |
| Age ≥ 70 yr | 25 (58.1) | 176 (38.3) | 0.01 |
| PAD | 23 (53.5) | 220 (47.9) | 0.49 |
| CBD diameter (mean ± SD, cm) | 1.5 ± 0.5 | 1.3 ± 0.7 | 0.06 |
| CBD diameter ≥ 1.5 cm | 23 (53.5) | 137 (29.8) | < 0.01 |
| Largest CBD stone diameter ≥ 1.5 cm | 11 (25.6) | 71 (15.5) | 0.09 |
| CBD stone number ≥ 2 | 15 (34.9) | 174 (37.9) | 0.70 |
| Muddy stones | 12 (27.9) | 119 (25.9) | 0.78 |
| Initial ampullary intervention | |||
| EST | 13 (30.2) | 128 (27.9) | 0.74 |
| EPBD/EPLBD | 9 (20.9) | 22 (4.8) | < 0.01 |
| ESBD | 17 (39.5) | 298 (64.9) | < 0.01 |
| CBD morphology | < 0.01 | ||
| Straight type | 14 (32.6) | 275 (59.9) | |
| S type | 11 (25.6) | 34 (7.4) | |
| Polyline type | 18 (41.9) | 150 (32.7) | |
| Cholecystectomy | 5 (11.6) | 21 (4.6) | 0.06 |
| Procedure time (mean ± SD, min) | 19.3 ± 14.2 | 20.1 ± 13.6 | 0.71 |
| Gastrectomy | 3 (7.0) | 6 (1.3) | 0.03 |
PAD: Periampullary diverticulum; CBD: Common bile duct; EST: Endoscopic biliary sphincterotomy; EPBD: Endoscopic papillary balloon dilation; EPLBD: Endoscopic papillary large balloon dilation; ESBD: Endoscopic biliary sphincterotomy with balloon dilation.