Table 3 Multivariate analysis of the CBCS clinicopathological variables in relation to overall survival in patients undergoing potentially curative resection for gastric cancer

Age

1.02 (1.02–1.03)

1.02 (1.02–1.03)

Tumor Location

 Upper

Reference

Reference

 Middle

0.92 (0.72–1.17)

0.91 (0.72–1.15)

 Lower

0.79 (0.64–0.97)

0.78 (0.64–0.96)

 Mixed

1.32 (1.03–1.70)

1.30 (1.02–1.66)

Tumor size (cm)

1.01 (1.00–1.01)

1.01 (1.00–1.01)

pTNM stage

 I

Reference

Reference

 II

2.00 (1.38–2.91)

2.02 (1.42–2.88)

 III

6.81 (4.92–9.42)

6.82 (4.97–9.36)

CBCS

 0

Reference

Reference

 1

1.29 (1.06–1.57)

1.27 (1.03–1.54)

 2

1.68 (1.35–2.09)

1.60 (1.22–1.94)