Retrospective Study
Copyright ©The Author(s) 2025.
World J Gastrointest Surg. Jan 27, 2025; 17(1): 98283
Published online Jan 27, 2025. doi: 10.4240/wjgs.v17.i1.98283
Table 1 Comparison of basic preoperative clinical data and detection of bile duct stones and strictures between the two groups
Variable
DynaCT-PTOBF (n = 70)
PTOBF (n = 70)
P value
Age (years)52.67 ± 14.3550.5 ± 17.30.423
Sex, n (%)0.716
    Male3124
    Female3946
TBIL (mmol/L)28.39 ± 27.9133.9 ± 32.90.291
DBIL (mmol/L)13.3 ± 18.113.3 ± 18.10.366
ALT (U/L)42.42 ± 49.3059.9 ± 61.70.227
Γ-GGT (U/L)139.97 ± 165.23210.6 ± 262.20.059
ALB (G/L)35.47 ± 4.0839.3 ± 6.40.052
PT (S)13.82 ± 1.1314.2 ± 4.50.486
Child-Pugh score, n (%)0.116
    Grade A62 (88.6) 67 (95.7)
    Grade B8 (11.4) 3 (4.3)
Location of stone, n (%)
    S16 (8.6)1 (1.4)0.053
    S212 (17.14)9 (12.9)0.478
    S314 (20.0)11 (15.7)0.508
    S415 (21.4)17 (24.3)0.687
    S515 (21.4)4 (5.7)0.007
    S613 (18.6)12 (17.1)0.825
    S711 (15.7)8 (11.4)0.459
    S810 (14.3)12 (17.1)0.642
Common bile duct, n (%)21 (30.0)23 (32.9)0.716
Location of bile duct stenosis, n (%)
    S12 (2.86) 0 0.154
    S214 (20.0)1 (1.4)0.000
    S313 (18.6)8 (11.4)0.237
    S411 (15.7)14 (20.0)0.508
    S516 (22.9)4 (5.7)0.004
    S612 (17.1)11 (15.7)0.820
    S712 (17.1)6 (8.6)0.130
    S86 (8.6)7 (10.0)0.771
Biliary-intestinal anastomotic stenosis, n (%)15 (21.4)12 (17.1)0.520
Common bile duct, n (%)13 (18.6)25 (35.7)0.023
Table 2 Comparison of intraoperative, postoperative, and long-term follow-up results between the two groups, n (%)
Variable
DynaCT-PTOBF (n = 70)
PTOBF (n = 70)
P value
Total surgical time (min)55.8 ± 24.055.2 ± 34.00.900
Intraoperative haemorrhage (mL)3.14 ± 2.0026.5 ± 52.10.039
Immediate stone removal rate48 (68.6)35 (50.0)0.025
Immediate stenosis dilatation success rate51 (72.9)39 (55.7)0.034
Short-term complications11 (12.9)6 (8.6)0.196
    Haemorrhage2 (2.9)1 (1.4)0.559
    Pulmonary infection1 (1.4)2 (2.9)0.559
    Cholangitis6 (5.7)2 (2.9)0.145
    Pleural effusion2 (2.9)1 (1.4)0.559
Follow-up time (d) 209.2 ± 20.7498.0 ± 373.50.000
Final stone extraction rate60 (85.7)54 (77.1)0.192
Final stenosis release rate64 (91.4)53 (75.7)0.012
Number of operations3.0 ± 1.43.1 ± 1.50.056
Stone recurrence rate3 (4.3)11 (15.7)0.024
Reoperation rate2 (2.9)7 (10.0)0.085
Long-term complications3 (4.3)9 (12.9)0.070
    Distant cholangitis2 (2.9)8 (11.4)0.049
    Liver failure1 (1.4)1 (1.4)1.00