Table 2.

Association of RBM3 IHC results and clinico-pathological features of esophageal squamous cell carcinoma samples

	RBM3 immunohistochemistry
	Analyzable, n	Low, %	High, %	P value
All cancers	226	40.71	59.29
Age group
< 65 years	86	46.51	53.49	0.178
> 65 years	139	37.41	62.59
Sex
male	160	41.88	58.13	0.6362
female	65	38.46	61.54
Tumor stage
pT1	40	17.5	82.5	0.0061
pT2	46	41.3	58.7
pT3	126	46.83	53.17
pT4	14	50	50
UICC stage
I	55	23.64	76.36	0.0213
II	57	45.61	54.39
III	102	47.06	52.94
IV	10	50	50
Tumor grading
G1	3	33.33	66.67	0.3216
G2	141	44.68	55.32
G3	81	34.57	65.43
G4	0	0	0
Resektion margin
R0	168	39.29	60.71	0.0717
R1	47	40.43	59.57
R2	9	77.78	22.22
Lymph node metastasis
N0	100	35	65	0.0192
N1	55	32.73	67.27
N2	40	55	45
N3	29	58.62	41.38
Distant metastasis
M0	216	59.72	40.28	0.366
M1	9	44.44	55.56