Table 3.
Overall survival |
Progression-free interval |
|||
---|---|---|---|---|
Covariates | HR (95% CI) | P value | HR (95% CI) | P value |
Age(≤65 vs. >65) | 2.739(1.321–5.679) | 0.007 | 2.267(1.005–5.114) | 0.049 |
Histological grade | ||||
G1 | 1 | 1 | ||
G2 | 2.779(0.375–20.58) | 0.317 | 1.064(0.245–4.611) | 0.934 |
G3 | 3.198(0.426–23.92) | 0.258 | 2.281(0.536–9.701) | 0.264 |
Clinical stage | ||||
Stage I | 1 | 1 | ||
Stage II | 0.521(0.183−1.478) | 0.220 | 0.479(0.169–1.359) | 0.166 |
Stage III | 1.399(0.642–3.049) | 0.398 | 0.873(0.338–2.253) | 0.779 |
Stage IV | 2.998(1.048–8.568) | 0.041 | 2.651(0.805–8.731) | 0.109 |
N stage(N0 vs.N1) | 2.185(1.227–3.889) | 0.008 | 1.688(0.905–3.149) | 0.100 |
T stage | ||||
T1 | 1 | 1 | ||
T2 | 0.764(0.354−1.649) | 0.493 | 0.548(0.229–1.311) | 0.177 |
T3 | 1.582(0.378–6.616) | 0.530 | 2.104(0.503–8.799) | 0.308 |
T4 | 38.822(7.647–197.092) | <0.001 | 18.233(3.935–84.496) | <0.001 |
11-IRG risk score(low vs. high) | 2.893(1.579–5.299) | <0.001 | 2.567(1.364–4.831) | 0.003 |
HR: hazard ratio; CI: confidence interval.