Table 4.

Results of univariate analysis of LRFS.

Variables	HR	95%CI	p
Age	0.984	0.945-1.025	0.439
Gender	1.411	0.482-4.129	0.530
T stage			0.474
T2 vs T1	1.841	0.371-9.120	0.455
T3 vs T1	2.608	0.542-12.555	0.232
N stage			0.679
N1 vs N0	0.414	0.038-4.571	0.472
N2-3 vs N0	1.034	0.231-4.621	0.965
RT dose	0.974	0.818- 1.159	0.764
IC	1.338	0.485-3.691	0.574
CC	0.525	0.148-1.862	0.319
AC	0.405	0.114-1.436	0.162