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 |