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Table 7 Comparison of pathologic characteristics between laparoscopic stapleless left lateral sectionectomy (LH) and open left lateral sectionectomy (OH) for hepatocellular carcinoma less than 5 cm

From: Stapleless laparoscopic left lateral sectionectomy for hepatocellular carcinoma: reappraisal of the Louisville statement by a young liver surgeon

Variables LH group a
(n = 16)
OH group
(n = 49)
p value
Tumor size (cm)b 2.6 ± 0.27 2.9 ± 0.15 0.350
Encapsulation (Yes (%)) 14 (87.5) 44 (89.8) 1.000
Capsular invasion (Yes (%)) 10 (62.5) 30 (62.5) 1.000
Tumor rupture (Yes (%)) 0 (0) 2 (4.1) 1.000
Vascular invasion (Yes (%)) 4 (25.0) 13 (26.5) 1.000
Daughter nodules (Yes (%)) 2 (12.5) 6 (12.2) 1.000
Resection margin (Negative (%)) 16 (100) 48 (98.0) 1.000
Safety margin (≥1 cm (%)) 10 (62.5) 27 (55.1) 0.773
Edmonson and Steiner grade (III and IV (%)) 4 (26.7) 17 (36.2) 0.551
Cirrhosis (Yes (%)) 8 (50.0) 32 (65.3) 0.376
T stage
 T1 (%) 11 (68.8) 28 (59.6) 0.816
 T2 (%) 4 (25.0) 14 (29.8)  
 T3a/T3b (%) 0/1 (0/6.3) 0/3 (0/6.4)  
 T4 (%) 0 (0) 2 (4.3)  
  1. ainclude laparoscopic and robotic left lateral sectionectomy
  2. bmean ± standard error of mean