Table 2 Univariate COX regression analyses of clinicopathologic factors associated with OS

2.845 (1.768–4.580)

< 0.001

5.222 (2.584–10.555)

< 0.001

2.460 (1.519–3.982)

< 0.001

0.680 (0.424–1.090)

0.109

1.814 (1.123–2.930)

0.015

0.737 (0.437–1.243)

0.252

0.409 (0.251–0.667)

< 0.001

1.415 (0.513–3.899)

0.502

1.175 (0.726–1.903)

0.512

1.130 (0.670–1.825)

0.617

0.887 (0.538–1.462)

0.639

1.150 (0.496–2.668)

0.744

0.933 (0.567–1.536)

0.785