Table 4. Univariate analysis of RT-PCR validated genes for predicting OS in: A) the cohort of patients with known CTCs count (N:43); B) the whole series of patients (N:70).

A	OS-initial series (N:43)
	Hazard ratio (95% CI)	P-value	Odds ratio (95% CI)	P-value
ABCA13	1.40 (1.15 - 1.70)	0.000673	1.60 (1.16 - 2.20)	0.004
CEACAM	1.47 (1.18 - 1.82)	0.000556	1.73 (1.18 - 2.53)	0.005
CRISP3	1.40 (1.16 - 1.68)	0.000339	1.53 (1.15 - 2.03)	0.003
MMP8	1.44 (1.19 - 1.74)	0.000187	1.60 (1.18 - 2.17)	0.002
MMP9	1.38 (1.15 - 1.65)	0.000593	1.52 (1.15 - 2.00)	0.003
OLFM4	1.46 (1.20 - 1.78)	0.000167	1.64 (1.18 - 2.28)	0.004
SELENBP1	1.21 (1.06 - 1.39)	0.00501	1.44 (1.09 - 1.90)	0.009

B	OS-global series (N:70)
	Hazard ratio (95% CI)	P-value	Odds ratio (95% CI)	P-value
ABCA13	1.23 (1.08 - 1.41)	0.00224	1.40 (1.13 - 1.81)	0.00399
CEACAM	1.26 (1.09 - 1.47)	0.00232	1.49 (1.17 - 1.98)	0.0027
CRISP3	1.18 (1.04 - 1.33)	0.00771	1.29 (1.07 - 1.61)	0.0138
MMP8	1.22 (1.09 - 1.37)	0.000655	1.41 (1.16 - 1.77)	0.00152
MMP9	1.34 (1.15 - 1.57)	0.000151	1.47 (1.19 - 1.86)	0.000644
OLFM4	1.26 (1.10 - 1.44)	0.00102	1.38 (1.13 - 1.73)	0.00278
SELENBP1	1.23 (1.09 - 1.39)	0.000907	1.36 (1.14 - 1.69)	0.00184