Table 2 Univariate and multivariate analysis for predictors of Disease-free survival in cohort1

Age (≤ 51vs > 51)

1.548(0.848–2.825)

0.155

Gender (female vs male)

1.184(0.638–2.199)

0.592

Tumor size (> 5 cm vs ≤ 5 cm)

1.993(1.053–3.773)

0.034*

2.305(1.112–4.777)

0.025*

Tumor differentiation (Poor vs Well)

2.347(1.240–4.441)

0.009**

2.054(0.971–4.343)

0.060

Tumor invasion (T3 + T4 vs T1 + T2)

1.025(0.562–1.870)

0.935

Tumor location (Proximal vs Distal)

2.696(1.262–5.759)

0.01*

3.064(1.411–6.654)

0.005**

ECGO (≥2 vs 0–1)

1.364(0.604–3.084)

0.455

tRF3008A expression (Low vs High)

0.611(0.358–1.125)

0.002**

2.342(1.083–5.065)

0.031*