Prognostic Significance of mTOR and PTEN in Patients with Esophageal Squamous Cell Carcinoma

Table 3

Multivariate analysis of overall survival.

Factors	Levels	Beta	value	HR	95% CI
Gender	Male versus female	−0.107	0.679	0.898	0.54 to 1.493
Tumor length	5 versus <5	−0.038	0.870	0.963	0.614 to 1.51
Age	65 versus <65	0.274	2.610	1.316	0.815 to 2.124
T category	T1 + T2 versus T3 + T4	1.406	0.006	4.081	1.489 to 11.183
N category	N0 versus N1	2.930	0.000	18.728	4.084 to 85.878
p-stage	I versus II + III	−1.771	0.047	0.170	0.03 to 0.978
Differentiation	Well versus moderate + poor	1.756	0.001	5.790	2.033 to 16.491
mTOR	High versus low	0.710	0.020	2.033	1.117 to 3.701

HR: hazard ratio; CI: confidence interval.