Table 1.

Correlation between Rap2A expression and clinicopathological features of HCC patients

	Variables	Rap2A expression level		χ2	P
		Low (n=28)	High (n=54)
Age (years)	<55	12	25	0.088	0.767
	≥55	16	29
Gender	Female	6	9	0.280	0.597
	Male	22	45
Tumor size	<5 cm	18	20	5.506	0.019*
	≥5 cm	10	34
Metastasis	No	20	19	9.712	0.002*
	Yes	8	35
Differentiation	Poor	4	22	7.129	0.028*
	Moderate	21	30
	High	3	2
Liver cirrhosis status	No	5	13	0.416	0.519
	Yes	23	41
Serum HBV level (cps/ml)	<1000	15	28	0.022	0.882
	≥1000	13	26
Serum AFP level (lg/l)	<400	19	37	0.004	0.951
	≥400	9	17
Vascular invasion	No	17	18	5.651	0.017*
	Yes	11	36

HBV, hepatitis B virus; AFP, Alpha-fetoprotein.

^*representative statistically significant (P<0.05).