Application of DynaCT biliary soft tissue reconstruction technology in diagnosis and treatment of hepatolithiasis

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 ± 14.35	50.5 ± 17.3	0.423
Sex, n (%)			0.716
Male	31	24
Female	39	46
TBIL (mmol/L)	28.39 ± 27.91	33.9 ± 32.9	0.291
DBIL (mmol/L)	13.3 ± 18.1	13.3 ± 18.1	0.366
ALT (U/L)	42.42 ± 49.30	59.9 ± 61.7	0.227
Γ-GGT (U/L)	139.97 ± 165.23	210.6 ± 262.2	0.059
ALB (G/L)	35.47 ± 4.08	39.3 ± 6.4	0.052
PT (S)	13.82 ± 1.13	14.2 ± 4.5	0.486
Child-Pugh score, n (%)			0.116
Grade A	62 (88.6)	67 (95.7)
Grade B	8 (11.4)	3 (4.3)
Location of stone, n (%)
S1	6 (8.6)	1 (1.4)	0.053
S2	12 (17.14)	9 (12.9)	0.478
S3	14 (20.0)	11 (15.7)	0.508
S4	15 (21.4)	17 (24.3)	0.687
S5	15 (21.4)	4 (5.7)	0.007
S6	13 (18.6)	12 (17.1)	0.825
S7	11 (15.7)	8 (11.4)	0.459
S8	10 (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 (%)
S1	2 (2.86)	0	0.154
S2	14 (20.0)	1 (1.4)	0.000
S3	13 (18.6)	8 (11.4)	0.237
S4	11 (15.7)	14 (20.0)	0.508
S5	16 (22.9)	4 (5.7)	0.004
S6	12 (17.1)	11 (15.7)	0.820
S7	12 (17.1)	6 (8.6)	0.130
S8	6 (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

TBIL: Total bilirubin; DBIL: Direct bilirubin; ALT: Alanine aminotransferase; γ-GGT: γ-glutamyl transpeptidase; ALB: Albumin; PT: Prothrombin time; PTOBF: Percutaneous transhepatic one-step biliary fistulation.