Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Jul 27, 2026; 18(7): 120916
Published online Jul 27, 2026. doi: 10.4240/wjgs.v18.i7.120916
Published online Jul 27, 2026. doi: 10.4240/wjgs.v18.i7.120916
Table 3 Surgical performance and postoperative rehabilitation indicators across the study cohorts, mean ± SD
| Indicator | Primary closure group (n = 52) | T-tube drainage group (n = 50) | t, χ2 value | P value |
| Stone count (n) | 2.4 ± 1.2 | 2.5 ± 1.3 | -0.402 | > 0.05 |
| Maximum stone diameter (mm) | 8.5 ± 3.2 | 8.7 ± 3.5 | -0.301 | > 0.05 |
| CBD diameter distribution (n) | 8.247 | < 0.05 | ||
| < 8 mm | 5 | 12 | ||
| 8-10 mm | 18 | 20 | ||
| 10-15 mm | 22 | 14 | ||
| > 15 mm | 7 | 4 | ||
| Stone clearance success rate (Y/N, n) | 52/0 | 50/0 | > 0.05 | |
| Operation time (minute) | 85.6 ± 18.4 | 110.3 ± 22.7 | -6.084 | < 0.05 |
| Winslow foramen drainage (mL) | 156.3 ± 45.2 | 358.7 ± 92.5 | -14.123 | < 0.05 |
| Drain tube indwelling time (day) | 3.2 ± 1.1 | 5.8 ± 1.6 | -9.634 | < 0.05 |
| Postop hospitalization time length (day) | 5.6 ± 1.8 | 8.3 ± 2.4 | -6.517 | < 0.05 |
| Total treatment cost (Chinese yuan) | 18500 ± 3200 | 23800 ± 4100 | -7.343 | < 0.05 |
- Citation: Xu K, Zhou DH, Feng J, Liu JS. Laparoscopic choledocholithotomy for gallbladder and common bile duct stones: Outcomes of primary closure vs T-tube drainage. World J Gastrointest Surg 2026; 18(7): 120916
- URL: https://www.wjgnet.com/1948-9366/full/v18/i7/120916.htm
- DOI: https://dx.doi.org/10.4240/wjgs.v18.i7.120916