Skip to main content

Table 3 Univariate and multivariate analysis of gastric cancer patients’ clinicopathological features for DFS

From: Radiofrequency ablation for liver metastases in patients with gastric cancer as an alternative to hepatic resection

Characteristics

5-DFS (%)

Univariate

P value

HR

Multivariate

P value

Sex

 

0.266

  

 Male

54.2

   

 Female

0

   

Age

 

0.596

  

 <60

33.3

   

 ≥60

56.3

   

Differentiation

 

0.932

  

 Differentiated

50.0

   

 Undifferentiated

41.7

   

Primary tumor size

 

0.731

  

 <3 cm

33.3

   

 ≥3 cm

50.3

   

Lymphatic invasion

 

0.731

  

 LI (−)

33.3

   

 LI (+)

50.3

   

Vascular invasion

 

0.049

 

0.061

 VI (−)

30.3

 

Ref 0.128

 

 VI (+)

80.0

 

Perineural invasion

 

0.858

  

 PI (−)

50.5

   

 PI (+)

40.0

   

T stage

 

0.297

  

 T1-2

33.3

   

 T3-4

55.6

   

N stage

 

0.761

  

 N0

50.0

   

 N1-3

46.4

   

AJCC 7th stage

 

0.227

  

 Stage 1–2

28.6

   

 Stage 3-4

63.5

   

Number of metastatic

Tumor

 

0.059

  

 Single

30.3

   

 Multiple

80.0

   

Size of metastatic

Tumor

 

0.702

  

 <3 cm

40.0

   

 ≥3 cm

62.5

   

Lobar distribution

 

0.683

  

 Unilobar

46.4

   

 Bilobar

50.0

   

Type of treatment

 

0.073

 

0.072

 Hepatic resecction

80.0

 

Ref

7.171

 

 RFA

30.3

  
  1. DFS disease-free survival, HR hazard ratio, LI lymphatic invasion, VI venous invasion, NI perineural invasion, RFA radiofrequency ablation
  2. *log-rank test