Retrospective Study
Copyright ©The Author(s) 2024.
World J Gastroenterol. Jul 28, 2024; 30(28): 3393-3402
Published online Jul 28, 2024. doi: 10.3748/wjg.v30.i28.3393
Table 1 Comparison of the preoperative data between the two groups, n (%)
Variables
3D-PTOBF (n = 70)
PTOBF (n = 70)
P value
Age (year)50.5 ± 17.349.0 ± 17.20.608
Sex
Male24 (34.3)30 (42.9)0.298
Female46 (65.7)40 (57.1)
TBIL (mmol/L)33.9 ± 32.930.8 ± 33.60.581
DBIL (mmol/L)13.3 ± 18.113.4 ± 20.30.990
ALT (U/L)59.9 ± 61.756.5 ± 57.00.791
γ-GGT (U/L)210.6 ± 262.2238.0 ± 236.30.517
ALB (g/L)39.3 ± 6.437.6 ± 5.80.105
PT (second)14.2 ± 4.513.5 ± 1.00.174
Child-Pugh score
Grade A67 (95.7)58 (82.9)0.014
Grade B3 (4.3)12 (17.1)
Stone location
S11 (1.4)2 (2.9)0.559
S29 (12.9)12 (17.1)0.478
S311 (15.7)13 (18.6)0.654
S417 (24.3)23 (32.9)0.262
S54 (5.7)5 (7.1)0.730
S612 (17.1)12 (17.1)1.0
S78 (11.4)16 (22.9)0.137
S812 (17.1)17 (24.3)0.297
Common bile duct23 (32.9)13 (18.6)0.053
Biliary stricture Location
S1001.0
S21 (1.4)8 (11.4)0.008
S38 (11.4)12 (17.1)0.334
S414 (20.0)14 (20.0)1.0
S54 (5.7)6 (8.5)0.512
S611 (15.7)6 (8.5)0.196
S76 (8.6)3 (4.2)0.301
S87 (10.0)8 (11.4)0.785
Bilio-enteric anastomosis12 (17.1)21 (30.0)0.073
Common bile duct25 (35.7)5 (7.1)0.001
Table 2 Patient outcomes, n (%)
Variables
3D-PTOBF (n = 70)
PTOBF (n = 70)
P value
Operation time (minute)55.2 ± 34.059.8 ± 37.80.448
Intraoperative blood loss (mL)26.5 ± 52.116.4 ± 13.40.117
Immediate stone clearance ratio62 (88.6)19 (27.1)0.000a
Complications6 (8.6)29 (41.4)0.000a
Hemobilia1 (1.4)2 (2.9)0.559
Pulmonary infection2 (2.9)4 (5.7)0.384
Cholangitis2 (2.9)14 (20.0)0.001
Pleural effusion1 (1.4)9 (12.9)0.009
Table 3 Long-term results, n (%)
Variables
3D-PTOBF (n = 70)
PTOBF (n = 70)
P value
Follow-up time498.0 ± 373.51031.3 ± 573.00.000a
Final stone clearance ratio54 (77.1)55 (78.6)0.839
Stricture resolution ratio68 (97.1)55 (78.6)0.001
Number of operations3.0 ± 1.52.9 ± 1.80.535
Stone recurrence5 (7.1)27 (38.6)0.000a
Reoperation rate1 (1.4)9 (12.9)0.009
Late complications9 (12.9)9 (12.9)1.0
Cholangitis8 (11.4)7 (10.0)0.785
Liver failure1 (1.4)2 (2.9)0.559