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. 2016 Feb 16;20(2):263–273. doi: 10.1007/s10120-016-0600-x

Table 3.

Multivariate analysis of OS

Group Status N Hazard ratio (95 % CI) P value
Arm Surgery only 414 1 <0.0001
S-1 412 0.593 (0.462–0.761)
Sex Female 263 1 0.740
Male 563 0.955 (0.729–1.251)
Age <60 years 318 1 0.0017
60–69 years 310 1.301 (1.104–1.532)
70–80 years 198 1.693 (1.219–2.347)
Stage II 372 1 <0.001
IIIa 318 1.649 (1.402–1.940)
IIIb 136 2.719 (1.966–3.764)
Histology Differentiated 331 1 0.337
Undifferentiateda 495 1.135 (0.876–1.471)
AREG Low 413 1 0.001
High 413 0.658 (0.513–0.844)
IGF1R Low 412 1 <0.0001
High 414 1.716 (1.332–2.212)

aIncluding three patients with gastric cancer categorized as neither differentiated nor undifferentiated type