Table 2. Association between the expression of APE1, Her-2 and overall survival in gastric patients.

Factors		N (%)	Overall survival
			MST(m)	Pa	HRb (95% CI)b	Pb
APE1	Negative	15 (23.1)	35.0		1 (Reference)
	Positive	50 (76.9)	24.0	0.026	2.57 (1.07–6.18)	0.035
Her-2	Negative	58 (89.2)	29.0		1 (Reference)
	Positive	7 (10.8)	21.0	0.041	2.28 (1.16–4.49)	0.048

^aLog-rank test.

^bEstimated from the Multivariate Cox proportional hazards models.

N: Number; MST: median survival time; HR: Hazard ratio.