Table II. Expression levels of six marker candidates in 48 ADC tissue samples.

	Fold change (mean ± S.D.)
	T/Nor (n = 48)	p valuea	pN0/Nor (n = 22)	p valuea	pN ≥ 1/pN0 (n = 26 vs. 22)	p valueb
ERO1L	3.43 ± 2.62	<0.0001	2.41 ± 1.71	0.025	1.54 ± 2.68	0.029
PABPC4	3.35 ± 5.18	0.0004	3.95 ± 5.67	0.025	1.97 ± 12.86	0.605
RPS25	3.03 ± 3.57	<0.0001	2.87 ± 3.64	0.009	1.21 ± 3.85	0.192
TARS	3.57 ± 2.84	<0.0001	2.82 ± 2.05	0.0005	1.24 ± 2.85	0.605
NARS	2.72 ± 2.15	<0.0001	2.64 ± 1.87	0.0007	1.76 ± 3.35	0.021
RCC1	2.72 ± 2.79	0.0002	2.33 ± 2.69	0.028	0.90 ± 2.31	0.780

^a The p values were determined by paired t-test.

^b The p values were determined by the Mann-Whitney U test.