Table 1. Relationship beween UHRF1 expression, clinical and pathological features.

Clinical and pathological features	Total N	UHRF1 expression		P value
		Negative	Positive
All cases	160	120	40
Mean age (years) ± SD	65.9 ± 9.0	66.3 ± 9.4	65.0 ± 7.5	0.44
Sex				0.49
Male	139	103	36
Female	21	17	4
Tumor location
Upper	97	69	28	0.17
Lower	63	51	12
Tumor size (mm, mean ± SD)	41.2 ± 20.7	40.6 ± 19.9	42.9 ± 23.6	0.64
T stage				0.51
T1	84	66	18
T2	21	16	5
T3	54	37	17
T4	1	1	0
N stage				0.24
Negative	82	65	17
Positive	78	55	23
Stage				0.12
I	55	47	8
II	57	38	19
III	42	31	11
IV	6	4	2
Lymphatic invasion				0.37
Negative	113	87	26
Positive	47	33	14
Venous invasion				0.92
Negative	79	59	20
Positive	81	61	20