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Table 1 Baseline characteristics

From: Which approach is preferred in left hepatocellular carcinoma? Laparoscopic versus open hepatectomy using propensity score matching

 

Before matching

After matching

OLH (n = 80)

LLH (n = 40)

P-value

Open (n = 37)

Laparoscopic (n = 37)

P-value

Gender (male)

68 (85.0%)

31 (77.5%)

0.319

31 (83.8%)

30 (81.1%)

0.705

Age

58 (29–80)

59 (34–78)

0.269

55 (29–79)

58 (34–78)

0.203

Etiology

  

0.253

  

0.321

 NBNC

17 (21.3%)

7 (17.5%)

 

3 (8.1%)

6 (16.2%)

 

 HBV

58 (72.5%)

29 (72.5%)

 

31 (83.8%)

27 (73.0%)

 

 HCV

2 (2.5%)

4 (10.0%)

 

0 (0%)

4 (10.8%)

 

 Alcohol

3 (3.8%)

0 (0%)

 

3 (8.1%)

0 (0%)

 

WBC (/μL)

5780 (2070–10,840)

5370 (3660–8870)

0.334

5240 (2070–9690)

5480 (3660–8870)

0.912

NLR

0.61 (0.23–1.53)

0.69 (0.17–1.30)

0.054

0.67 (0.26–1.53)

0.72 (0.17–1.30)

0.294

Hemoglobin (g/dL)

14.2 (8.4–17.0)

14.2 (9.6–17.2)

0.743

14.1 (8.4–17.0)

14.3 (9.6–17.2)

0.947

Platelets (/μL)

172,500 (44,000–397,000)

177,500 (83,000–302,000)

0.892

168,000 (44,000–266,000)

180,000 (83,000–259,000)

0.662

Total bilirubin (mg/dL)

0.6 (0.2–1.8)

0.5 (0.2–1.5)

0.993

0.6 (0.2–1.8)

0.5 (0.2–1.5)

0.341

AST (U/L)

31 (14–120)

28 (16–80)

0.041

32 (14–120)

25 (16–69)

0.055

ALT (U/L)

27 (5–254)

24 (11–100)

0.467

34 (5–254)

24 (11–100)

0.018

ALP (U/L)

74 (38–155)

65 (40–177)

0.065

76 (48–132)

64 (41–177)

0.063

INR

1.04 (0.87–1.27)

1.03 (0.87–1.60)

0.495

1.04 (0.96–1.27)

1.03 (0.87–1.60)

0.618

Albumin (g/dL)

4.4 (3.2–5.2)

4.5 (4.0–5.2)

0.196

4.3 (3.4–5.2)

4.5 (4.0–5.2)

0.098

Creatinine (mg/dL)

0.89 (0.50–2.08)

0.91 (0.51–4.21)

0.330

0.88 (0.56–2.08)

0.91 (0.51–4.21)

0.319

CRP (mg/dL)

0.09 (0.03–3.68)

0.07 (0.03–0.42)

0.427

0.11 (0.03–3.68)

0.07 (0.03–0.42)

0.250

AFP (mg/dL)

33.8 (1.3–200,000)

11.8 (1.3–19,481)

0.124

13.8 (1.3–14,841)

13.0 (1.3–19,481)

0.541

PIVKA-II (mAU/mL)

278.5 (12–75,000)

32.5 (13–3695)

0.001

43 (12–1270)

33 (15–2685)

0.569

ICG-R15 (%)

9.8 (4.2–20.7)

9.3 (2.1–37.1)

0.689

8.0 (4.2–18.2)

9.3 (5.1–37.1)

0.173

  1. *OLH open left hepatectomy, LLH laparoscopic left hepatectomy, NBNC non B non C, HBV hepatitis B virus, HCV hepatitis C virus, WBC white blood cells, NLR neutrophil-lymphocyte ratio, AST aspartate transaminase, ALT alanine transaminase, ALP alkaline phosphatase, CRP C-reactive protein, AFP alpha-fetoprotein, PIVKA-II protein induced by vitamin K absence/antagonism-II, ICG-R15 indocyanine green retention rate at 15 min