Table I.

The associations between P53 and Cox-2 expression and P53/Cox-2 co-expression and the assessed clinical factors.

	P53 expression			Cox-2 expression			P53 and Cox-2 co-expression
Clinical factors	Total	High n=118	Low n=77	P-value	High n=136	Low n=59	P-value	P53(+) Cox-2(+) n=84	Other groups n=111	P-value
Age (years)				0.028a			0.641			0.056
<60	68	34	34		46	22		23	45
≥60	127	84	43		90	37		61	66
Gender				0.538			0.378			0.635
Female	45	29	16		29	16		18	27
Male	150	89	61		107	43		66	84
Differentiation				0.015a			0.200			0.020a
High	16	13	3		10	6		8	8
Moderate	108	56	52		71	37		37	71
Poor	71	49	22		55	16		39	32
Position				0.078			0.285			0.560
Upper	7	7	0		3	4		3	4
Middle	155	90	65		110	45		64	91
Lower	33	21	12		23	10		17	16
TNM stage				0.499			0.309			0.662
I	22	12	10		14	8		8	14
II	91	59	32		60	31		38	53
III	82	47	35		62	20		38	44

^aP<0.05.