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Table 2 Comparison of perioperative conditions between the laparoscopic and control groups

From: Prospective, single-center cohort study analyzing the efficacy of complete laparoscopic resection on recurrent hepatocellular carcinoma

Characteristic Laparoscopic group Open surgery group P value
Operation time (min) 116.7 ± 37.5 148.2 ± 46.7 0.031
Surgical margin (cm) 2.1 ± 1.2 2.2 ± 0.6 0.068
Intraoperative blood loss (mL) 117.5 ± 35.5 265.9 ± 70.3 0.012
Grade of peritoneal adhesions (cases)    0.880
 1 18 20  
 2 8 6  
 3 3 4  
 4 2 3  
VAS score (cases)    <0.001
 0–3 20 9  
 4–6 8 18  
 7–10 3 6  
ALT (U/L)a 179.6 ± 17.4 312.3 ± 28.2 0.012
AST (U/L)a 84.1 ± 16.1 223.4 ± 30.1 0.029
Anal exsufflation time (days) 2.1 ± 0.3 2.8 ± 0.7 0.041
Postoperative time until the patient could walk (days) 1.6 ± 0.6 2.2 ± 0.8 0.004
Hospital stay (days) 4.5 ± 1.3 6.0 ± 1.2 0.014
Inpatient costs (×10,000 yuan) 6.3 ± 0.4 5.5 ± 0.6 0.079
Postoperative recurrence [cases (%)] 5 (16.1) 7 (21.2) 0.603
  1. VAS visual analogue scale, BMI body mass index, ALT alanine aminotransferase, AST aspartate aminotransferase, AFP α-fetoprotein, HBV hepatitis B virus
  2. aALT and AST were tested on the 3rd day after surgery