The Expression and Correlation of iNOS and p53 in Oral Squamous Cell Carcinoma

Table 3

The correlation between iNOS and p53 protein expressions and pathologic grade.

Groups/classification	Case number ()	iNOS		value	p53		value
		−	+ (%)			+
Tumor stage
I~II stage	56	27	29 (51.79%)		26	30 (53.18%)
III~IV stage	16	3	13 (81.25%)		1	15 (93.75%)
Pathologic differentiation grade
Moderate	60	28	32 (53.33%)		26	34 (56.67%)
Poor	12	2	10 (83.33%)		2	12 (91.67%)
Lymph node metastasis
Have	23	10	13 (56.52%)		9	14 (60.87%)
No	49	20	29 (59.18%)		18	31 (63.27%)