Skip to main content

Table 5 Univariate and multivariate survival analyses by pN stage in patients with pT4a stage CC

From: Solitary lymph node metastasis is a distinct subset of colon cancer associated with good survival: a retrospective study of surveillance, epidemiology, and end-results population-based data

 

Univariate analysis

Multivariate analysis

Variable

5-year CCS

Log rank χ 2test

P

HR (95% CI)

P

Years of diagnosis

 

61.405

<0.001

 

<0.001

 1988-1993

72.8%

  

Reference

 

 1994-1999

77.1%

  

0.836 (0.792-0.883)

 

 2000-2003

77.8%

  

0.848 (0.803-0.896)

 

Sex

 

35.224

<0.001

 

<0.001

 Male

75.1%

  

Reference

 

 Female

77.2%

  

0.859 (0.822-0.898)

 

Age

 

136.610

<0.001

 

<0.001

 <60

79.9%

  

Reference

 

 ≥60

74.5%

  

1.383 (1.316-1.454)

 

Race

 

85.397

<0.001

 

<0.001

 White

76.7%

  

Reference

 

 Black

69.1%

  

1.357 (1.270-1.450)

 

 Othera

79.7%

  

0.845 (0.777-0.918)

 

Grade

 

52.978

<0.001

 

0.032

 High/moderate

77.3%

  

Reference

 

 Poor/anaplastic

71.5%

  

1.178 (1.116-1.244)

 

 Unknown

75.5%

  

1.053 (0.917-1.210)

 

Histotype

 

0.011

0.915

 

NI

 Adenocarcinoma

76.2%

    

Mucinous/signet ring cell

76.0%

    

No. of LNs dissected

 

266.370

<0.001

 

<0.001

 <12

72.4%

  

Reference

 

 ≥12

80.4%

  

0.708 (0.676-0.740)

 

LNs status

 

1213.378

<0.001

 

<0.001

 N0 (pIIB)

82.7%

  

0.559 (0.528-0.592)

 

 N1a

69.9%

  

Reference

 

 N1b

61.7%

  

1.317 (1.239-1.401)

 
  1. aOther includes American Indian/Alaska native, Asian/Pacific Islander, and unknown.
  2. NI: not included in multivariate survival analyses.