Table 3 Univariate analyses of prognostic factors for relapse-free survival.

From: Prognostic Impact of the Signet Ring Cell Type in Node-Negative Gastric Cancer

Characteristic

Hazard Ratio

95% CI

P

SRC histology

1.83

1.23 to 2.70

0.003

Age at diagnosis

1.03

1.01 to 1.04

<0.001

Female sex

1.21

0.83 to 1.78

0.323

AJCC stage

 1

1.00

 

<0.001

 2

4.10

2.78 to 6.03

 3

9.77

8.23 to 12.04

Tumour grade

 1

1.00

 

0.002

 2

1.18

0.82 to 1.71

 3

2.89

1.60 to 5.20

Tumour stage

 T1a

1.00

 

<0.001

 T1b

1.74

0.99 to 3.07

 T2

3.33

2.22 to 4.98

 T3

3.51

1.58 to 7.82

 T4

5.81

3.84 to 8.78

Tumour location

 Upper stomach

1.00

 

0.294

 Middle stomach

0.56

0.28 to 1.27

 Lower stomach

1.32

0.88 to 1.99

 Overlapping

1.05

0.71 to 1.56

 Perineural invasion

1.85

1.32 to 2.60

<0.001

 Vascular invasion

2.84

1.91 to 4.22

<0.001

 Number of retrieved LNs

2.23

0.98 to 5.07

0.055

 Chemotherapy

2.49

1.78 to 3.48

<0.001

  1. Abbreviations: SRC, Signet Ring Cell. AJCC, American Joint Committee on Cancer, 7th Edition. LNs, Lymph Nodes.
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