Portal vein computed tomography imaging characteristics and their relationship with bleeding risk in patients with liver cirrhosis undergoing interventional therapy

Table 1 Comparison of general data

	Disease group (n = 62)	Control group (n = 28)	t/χ2	P value
Sex			0.026	0.872
Male	41	19
Female	21	9
Age (yr)	34-71	35-70
Average age (years)	52.37 ± 8.45	51.87 ± 8.62	0.258	0.797
Types of cirrhosis		-	-	-
Alcoholic	8
Hepatitis B	38
Hepatitis C	9
Primary biliary	7
Child-Pugh classification		-	-	-
A	26
B	20
C	16

Table 2 Logistic multivariate regression analysis

Variable	Regression coefficient	Standard error	P value	OR	95%CI
HAP	0.002	0.018	0.964	0.895	0.751-1.039
PVP	0.004	0.033	0.872	0.883	0.847-0.915
HPI	0.049	0.037	0.286	1.082	0.916-1.248
PVD	0.053	0.029	0.347	1.045	0.938-1.152
SVD	0.067	0.036	0.767	0.877	0.794-0.959
GCVD	0.577	0.276	0.009	1.275	1.167-1.382
Number of vascular cross-sections	0.217	0.041	0.001	1.346	1.238-1.454
Vascular area	0.235	0.064	0.001	1.397	1.369-1.425

95%CI: 95% confidence interval; OR: Odds ratio; HAP: Hepatic artery; PVP: Portal vein; HPI: Hepatic artery perfusion index; PVD: Portal vein diameter; SVD: Splenic vein diameter; GCVD: Gastric coronary vein diameter.