Skip to main content

Table 2 Predictors for disease-free survival in oesophageal squamous cell carcinoma by univariate analysis

From: The role of vascular invasion and lymphatic invasion in predicting recurrent thoracic oesophageal squamous cell carcinoma

Variable Median Disease-free survival (months) P value
95% CI
Gender    0.029
 Male 29.2 23.1–35.3  
 Female 42.9 22.4–63.3  
Age    0.608
 <65 years 34.2 26.6–41.9  
 ≥65 years 27.2 20.5–33.9  
Smoking status    0.064
 Non-smoker 43.7 20.9–66.4  
 Smoker 28.7 22.6–34.8  
Tumour location    0.379
 Upper 27.1 20.7–33.5  
 Middle 39.2 31.1–47.2  
 Lower 27.2 20.9–33.5  
Tumour length    0.003
 ≤4.0 cm 42.9 34.4–51.3  
 >4.0 cm 27.4 23.0–31.8  
Surgical approach    0.734
 Right incision 27.2 19.3–35.0  
 Left incision 35.3 27.7–42.8  
Differentiation    0.763
 G1 30.0 19.7–40.3  
 G2 32.8 22.0–43.6  
 G3 35.5 21.0–49.8  
p T stage    <0.001
 T1+T2 56.3 28.3–84.3  
 T3+T4 27.1 22.6–31.5  
p N stage    <0.001
 N0 68.5 45.4–91.6  
 N1+N2+N3 19.7 13.9–25.5  
Adjuvant therapy    0.570
 With 38.8 29.4–48.2  
 Without 27.8 22.4–33.1  
p TNM stage    <0.001
 I stage 71.4 43.9–98.8  
 II stage 56.7 31.1–82.3  
 III stage 21.6 15.7–27.5  
 IV stage 10.8 4.9–16.6  
Vascular invasion    0.001
 Presence 21.0 15.5–26.5  
 No 41.8 32.1–51.6  
Lymphatic invasion    <0.001
 Presence 18.6 11.1–26.1  
 No 41.0 31.8–50.2