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