marginally significantP =0.0378
Finally, the difference in median OS between high vs low CEA expression groups was marginally significant ( P =0.0378) ( Figure 1C ).
Finally, the difference in median OS between high vs low CEA expression groups was marginally significant ( P =0.0378) ( Figure 1C ).
CEA was not significant at all, while SCC was borderline significant in the squamous subgroup ( P =0.0447).
Surgery appeared to be borderline non-significant (HR: 2.132, 95% CI: 0.980–4.637, P =0.0563) ( Table 2 ).