Table 2.

Associations of γ-H2AX with clinicopathological features in HCC.

Clinicopathological variables	γ-H2AX immunoreactivity
	Low (n = 18)	High (n = 40)	P value*
Age (year)
<50	2	4
≥50	16	36	0.613
Gender
male	15	34
female	3	6	0.576
Tumor size (cm)
<3	5	11
≥3	13	29	0.609
Intrahepatic metastasis
−	14	30
+	4	10	0.550
Venous invasion
−	16	37
+	2	3	0.497
Histological grade†
I/II	10	35
III/IV	8	5	0.011*

^† Histological grade was assessed according to the Edmondson-Steiner grade.

*P value of Chi² test.