Table 4 Multivariate analysis by adjusted age, sex and T category or N category of the two editions

 T category

HR (95%CI)

P-value

HR (95%CI)

P-value

HR (95%CI)

P-value

 T1 vs. T2

1.465 (0.350–6.133)

0.601

1.114 (0.352–3.525)

0.855

1.183 (0.450–3.111)

0.733

 T1 vs. T3

0.559 (0.178–1.715)

0.318

1.513 (0.383–5.975)

0.554

0.614 (0.269–1.399)

0.245

 T1 vs. T4

0.212 (0.081–0.558)

0.020

1.583 (0.456–5.502)

0.470

0.305 (0.149–0.625)

0.001

 Overall P

 T category

HR (95%CI)

P-value

HR (95%CI)

P-value

HR (95%CI)

P-value

 T1 vs. T2

1.506 (0.360–6.307)

0.575

1.190 (0.376–3.768)

0.767

1.075 (0.424–2.726)

0.878

 T1 vs. T3

0.343 (0.130–0.908)

0.031

1.470 (0.510–4.238)

0.476

0.487 (0.239–0.996)

0.049

 T1 vs. T4

0.194 (0.065–0.580)

0.003

0.310 (0.030–3.203)

0.326

0.239 (0.100–0.572)

0.001

 Overall P

 N category

HR (95%CI)

P-value

HR (95%CI)

P-value

HR (95%CI)

P-value

 N1 vs. N0

0.104 (0.013–0.805)

0.300

0.781 (0.138–4.410)

0.779

0.137 (0.032–0.595)

0.008

 N1 vs. N2

0.862 (0.427–1.743)

0.680

0.580 (0.184–1.823)

0.351

0.944 (0.533–1.671)

0.842

 N1 vs. N3a

1.632 (0.210–12.690)

0.640

0.216 (0.037–1.265)

0.089

0.747 (0.218–2.566)

0.643

 N1 vs. N3b

0.587 (0.188–1.836)

0.360

0.371 (0.066–2.089)

0.261

0.514 (0.215–1.231)

0.135

 Overall P

 N category

HR (95%CI)

P-value

HR (95%CI)

P-value

HR (95%CI)

P-value

 N1 vs. N0

2.095 (1.270–3.457)

0.004

1.722 (0.701–4.231)

0.236

1.700 (0.746–3.877)

<0.001

 N1 vs. N2

1.212 (0.592–1.212)

0.599

1.985 (0.629–6.264)

0.242

1.098 (0.612–1.970)

0.754

 N1 vs. N3

1.037 (0.649–1.656)

0.880

1.408 (0.701–2.829)

0.337

1.166 (0.818–1.662)

0.395

 Overall P