Laparoscopic splenectomy for treatment of splenic marginal zone lymphoma

Table 2 Comparison of intraoperative details

Variable	SMZL		Liver cirrhosis	ITP	P value1	P value2	P value3
	LS	OS
Conversion	1	-	1	0
Operation time (min)	238.4 ± 37.9	185.9 ± 54.9	210.1 ± 48.5	163.9 ± 67.2	0.001	0.037	0.000
EBL	171.9 ± 228.4	310.0 ± 192.0	150.0 ± 146.1	65.7 ± 114.0	0.045	0.675	0.014
Transfusion	4/18 (22.2)	9/13 (69.0)	3/34 (8.8)	8/49 (16.3)		0.178	0.577
Spleen length (cm)	22.8 ± 5.5	23.7 ± 5.6	23.9 ± 3.9	12.1 ± 3.2	0.624	0.408	0.000
Additional operation
Liver biopsy	0	0	34	0
Lymph node biopsy	3	5		0
LC	1	-	2	5
Operation Method
LS	8	-	34	49
HALS	10	-	0	0

Data are presented as mean ± SD or n (%).

¹SMZL-LS vs SMZL-OS groups;

²SMZL-LS vs liver cirrhosis groups;

³SMZL-LS vs ITP groups. SMZL: Splenic marginal zone lymphoma; OS: Open splenectomy; LS: Laparoscopic splenectomy; ITP: Immune thrombocytopenia; HALS: Hand-assisted laparoscopic splenectomy; EBL: Estimated blood loss; LC: Laparoscopic cholecystectomy.