Long-term results of small-diameter proximal splenorenal venous shunt: A retrospective study

Table 1 Patients’ demographics and laboratory tests (mean ± SD) n (%)

Items	Total No. of patients (98)
Age (yr)	45.1 ± 9.1 (19-73)
Sex
Male	80 (71.43)
Female	18 (18.37)
Cause of cirrhosis
Hepatitis B	87 (88.78)
Others	11 (11.22)
Esophageal and/or gastric variceal bleeding	98 (100)
White cell count (× 109/L)	2.7 ± 1.3
Red cell count (× 1012/L)	3.63 ± 0.68
Hemoglobin (g/L)	97.58 ± 22.55
Blood platelets count (× 109/L)	57.53 ± 26.28
Serum total bilirubin (mmol/L)	20.47 ± 8.05
Serum albumin (g/L)	36.23 ± 4.14
Child classification
A	75 (76.53)
B	23 (23.47)
MELD score	6.87 ± 1.25

MELD: Model for end-stage liver disease.

Table 2 Change of free portal pressure during shunt operation (n = 98) (mean ± SD)

	Beforesplenectomy	Beforeshunting	Aftershunting
FPP (cmH2O)	42.62 ± 5.90	36.24 ± 5.231	29.18 ± 3.6923

¹Before splenectomy vs before shunt, P = 0.000;

²Before splenectomy vs after shunting, P = 0.000;

³Before shunting vs after shunting, P = 0.000. FPP: Free portal pressure.

Table 3 Hemodynamic changes of portal vein before and after shunting by Duplex Doppler ultrasonography (n = 50) (mean ± SD)

Portal vein	Before shunting	After shunting
Diameter (mm)	13.91 ± 1.61	12.38 ± 1.82a
Flow velocity (cm/s)	17.79 ± 8.28	15.41 ± 7.55
Flow rate (mL/min)	1561.58 ± 582.64	965.27 ± 512.14a

^aP = 0.000.

Table 4 Actual cumulative survival and mortality after shunting (n = 91)

Years after shunting	Cumulative survival (%)	Cumulative mortality (%)	Death (n)
0	95.43	4.57	4
1	92.81	7.19	2
2	88.21	11.79	3
3	86.45	13.55	1
4	84.44	15.56	1
5	82.12	17.88	1
6	79.29	20.71	1
7	75.69	24.31	1
8	71.24	28.76	1
9	71.24	28.76	0
10	71.24	28.76	0
11	71.24	28.76	0
12	71.24	28.76	0
13	71.24	28.76	0