Tumor size, pTNM, vascular invasion and MILAN-criteria were risk factors of tumor recurrence, and so that affecting the tumor free survival.

• 肿瘤的大小、TNM分期、有无脉管浸润、是否符合Milan标准均能反映肿瘤复发的风险,而肿瘤的TNM分期及肿瘤有无脉管浸润能进一步影响患者术后的无瘤存活率。