Table 6 Univariate analysis of prognostic variables^a for DSS and DFS in protein cohort patients with ESCC

Gender (female vs. male)

0.909 (0.668-1.237)

0.544

0.826 (0.616-1.108)

0.826

Age (>60 vs. ≤60)

1.210 (0.892-1.641)

0.220

1.194 (0.894-1.595)

0.230

Location (lower vs. middle vs. upper)

0.782 (0.598-1.022)

0.071

0.742 (0.575-0.957)

0.021

Differentiation (G3 vs. G2 vs. G1)

1.324 (1.015-1.727)

0.038

1.358 (1.057-1.745)

0.017

pT category (T3-4 vs. T1-2)

1.738 (1.233-2.450)

0.002

1.441 (1.056-1.966)

0.021

pN category (N1-3 vs. N0)

1.936 (1.425-2.628)

0.000

1.566 (1.171-2.093)

0.003

Pathological staging (III-IV vs. II vs. I)

1.985 (1.526-2.582)

0.000

1.581 (1.243-2.011)

0.000

GSTM3 expression (high vs. low)

0.748 (0.542-1.032)

0.077

0.659 (0.484-0.898)

0.008