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Table 3 Independent factors affecting disease-free survival in oesophageal squamous cell carcinoma by multivariate analysis

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

Variable RR Disease-free survival P value
95% CI
Gender: female/male 0.8 0.6–1.1 0.260
Tumour length:≤4.0cm/>4.0cm 1.2 0.9–1.5 0.171
Differentiation:G1/G2/G3 1.0 0.8–1.1 0.595
p T stage:T1+T2/T3+T4 1.4 1.0–1.8 0.032
p N stage:N0/N1+N2+N3 1.9 1.5–2.5 <0.001
Vascular invasion: no/presence 1.3 1.0–1.7 0.086
Lymphatic invasion: no/presence 1.5 1.1–1.9 0.008