Perioperative outcomes of laparoscopic versus open liver resection

	Minor-only series		Major-only series		Combined minor-major series
	Laparoscopic	Open	Laparoscopic	Open	Laparoscopic	Open
Complications (%)	13.49	30.52	22.38	43.58	18.31	29.77
Blood loss (mL)	322.62±276.77	572.419±198.21	619.72±411.82	1299.28±816.64	375±329.59	647.6±552.9
Transfusions (%)	4.02	9.57	7.58	6.58	8.34	20.75
Operative time (min)	212.66±83.3	212.98±76.33	234.57±51.98	220.02±65.57	216.74±105.65	224.72±77.16
Hospital stay (days)	8.28±4.49	13.54±8.8	8.3±4.28	16.67±8.3	7.87±5.31	11.8±6.26

Raw values of rate of complications and transfusions and mean ±SD (adjusted by sample size) for blood loss, operative time, and hospital stay in the 83 comparative series published worldwide.

From: Ciria R, Cherqui D, Geller DA, et al. Comparative short-term benefits of laparoscopic liver resection: 9000 cases and climbing. Ann Surg 2016; 263(4):761-77. DOI: 10.1097/SLA.0000000000001413. Copyright © 2016 American Surgical Association and European Surgical Association. Reproduced with permission from Lippincott Williams & Wilkins. Unauthorized reproduction of this material is prohibited.

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Perioperative outcomes of laparoscopic versus open liver resection