Will partial splenic embolization followed by splenectomy increase intraoperative bleeding?

Table 2 Demographic and preoperative clinical characteristics between pre-/post-propensity score matching

Variables	Groups		t	P value
	Pre-PSE group, n = 40	Post-PSE group, n = 40
Frequency	1.50 ± 0.82
Time from last PSE to surgery in mo	5.03 ± 9.53
The size of spleen in mm
Length of spleen	171.70 ± 25.07	161.85 ± 21.26	18.28	0.06
Thickness of spleen	71.45 ± 14.07	66.45 ± 11.03	7.309	0.08
The diameter of portal vein system in cm
Portal vein	1.57 ± 0.16	1.35 ± 0.16	8.953	0
Splenic vein	1.47 ± 0.19	1.24 ± 0.21	5.956	0
Preoperative blood examination
WBC as 109/L	2.87 ± 0.93	2.69 ± 1.05	3.684	0.40
RBC as 1012/L	3.67 ± 0.23	3.76 ± 0.37	0.609	0.18
HGB in g/L	119.1 ± 6.30	106.40 ± 18.31	1.071	0
PLT as 109/L	28.55 ± 14.29	66.35 ± 30.04	4.15	0
TBIL in μmol/L	54.68 ± 16.26	34.54 ± 25.58	5.195	0
ALT in U/L	58.0 ± 17.32	30.20 ± 13.31	3.378	0
AST in U/L	77.15 ± 17.02	38.00 ± 16.13	8.136	0
ALB in g/L	29.90 ± 1.49	35.04 ± 3.42	1.844	0
PT in s	17.97 ± 1.09	14.95 ± 3.44	2.091	0
D-dimer in mg/L	0.33 ± 0.12	1.46 ± 4.28	3.756	0.10

ALB: Albumin; ALT: Alanine aminotransferase; AST: Aspartate aminotransferase; HGB: Hemoglobin; PLT: Platelet; PSE: Partial splenic embolization; PT: Prothrombin time RBC: Red blood cell; TBIL: Total bilirubin; WBC: White blood cell.