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Table 3 Severity of the Complications

From: Laparoscopic versus open major liver resection for hepatocellular carcinoma: systematic review and meta-analysis of comparative cohort studies

Reference (year) Severity n (%) P
LMLR OMLR
Cho JY (2015) [23] NA NA NA NA
Xiao L (2015) [24] ≤II 5 (12.2%) 25 (29.1%) 0.036
≥III 2 (4.9%) 7 (8.1%) 0.764
Komatsu S (2016) [25] ≤II 7 (18.4%) 16 (42.1%) 0.023
≥III 5 (13.2%) 7 (18.4) 0.529
Zhang Y (2016) [26] I 20 (100%) 15 (60%) < 0.05
II 0 (0) 8 (32%) < 0.05
III 0 (0) 2 (8%) < 0.05
Chen JH (2017) [27] II 14 (11.1%) 24 (18.0%) 0.115
III 0 (0) 4 (3.0%) 0.123
IV 2 (1.6%) 4 (3.0%) 0.685
Yoon YI (2017) [28] NA NA NA NA
Guro H (2018) [29] ≤II 10 () 16 () 0.029
≥III 7 () 27 ()
Rhu J (2018) [30] ≤II 4 (6.9%) 9 (6.8%) 0.528
≥III 1 (1.7%) 2 (1.5%)
Xu H (2018) [31] ≤II 11 (30.6%) 24 (35.8%) 0.024
≥III 0 (0) 12 (17.9%) 0.017
  1. Variables are expressed as no. (%). NA, not available. Abbreviations: LMLR, laparoscopic major liver resection; OMLR, open major liver resection