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Table 4 Characteristics of low-risk HCC patients with AJCC 8th edition stages 1–3

From: Identifying hepatocellular carcinoma patients with survival benefits from surgery combined with chemotherapy: based on machine learning model

Characteristics

Before PSM

After PSM

Without chemotherapy (N = 1096)

With chemotherapy (N = 116)

P

Without chemotherapy (N = 112)

With chemotherapy (n = 112)

P

Vascular invasion

  

0.873a

  

0.472a

 No

997

105

 

104

101

 

 Yes

99

11

 

8

11

 

Tumor size (cm)

  

0.388a

  

0.777a

 < 2 cm

148

14

 

11

14

 

 2–5 cm

610

59

 

63

59

 

 > 5 cm

338

43

 

38

39

 

AFP

  

0.019a

  

0.787a

 Negative

570

47

 

49

47

 

 Positive

526

69

 

63

65

 

Marital status

  

0.484a

  

0.265a

 Married

716

72

 

76

68

 

 Others

380

44

 

36

44

 

Lesion

  

0.008a

  

0.604a

 Single

979

94

 

93

90

 

Multiple

117

22

 

19

22

 

Grade

  

< 0.001b

  

0.437b

 Well

309

33

 

25

33

 

 Moderately

645

51

 

63

51

 

 Poorly

129

25

 

21

25

 

 Undifferentiated

13

7

 

3

3

 

5-year CSD

  

0.306a

  

0.741a

 No

928

94

 

88

90

 

 Yes

168

22

 

24

22

 
  1. PSM, propensity score matching; AFP, α-fetoprotein; CSD, cancer-specific death
  2. aPearson’s χ2 test
  3. blikelihood ratio
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World Journal of Surgical Oncology

ISSN: 1477-7819

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