p53 immunohistochemical scoring: an independent prognostic marker for patients after hepatocellular carcinoma resection

Table 2 Parameters affecting the disease-free survival rates of HCC patients (a univariate analysis)

Parameters	n	Disease-free survival rates (%)
		1-year	3-year	5-year
Vascular invasion
No	116	93.9	64.6	54.2
Yesa	22	72.7	37.0
Capsule
No	57	82.3	44.9	44.9
Yesb	81	96.3	73.2

^aP < 0.05,

^bP < 0.01, vs No.