marginally significantp = 0.046
The multivariate analysis revealed that age, PS and the presence of CEACAM5 mRNA-positive CTCs (marginally significant) were independent prognostic factors associated with decreased overall survival (HR = 1.4; 95% CI: 1.0–1.9; p = 0.046; HR = 3.3; 95% CI: 2.0–5.6; p < 0.001 and HR = 1.6; 95% CI: 1.0–2.8; p = 0.056; Table 3 ). 4.