Table 1. Gradual downregulation of NESG1 protein in atypical hyperplasia and NPC samples compared to normal nasopharynx tissues.

Group	Protein expression (n)					P Value
	Total	Negative	Weak	Positive	Strong	S/N/A/C	S/N	A/N	C/N	A/C
S	40	0	3	13	24
N	74	0	4	29	41	0.008*	0.732#	0.000#	0.000#	0.021#
A	35	0	12	19	4
C	204	26	87	67	24

*Kruskal Wallis Test;

#Mann-Whitney U Test; S: Squamous epithelium; N: Normal epithelium; A: Atypical hyperplasia epithelium; C: Cancer; n: Patient case.