Age, sex single or multiple tumors, degree of cell malignancy in lymphoma tissues and depth of tumor invasion were not independent factors of prognosis (P>0.05).

• 年龄、性别、肿瘤单发或多发、淋巴瘤组织细胞恶性程度、肿瘤侵犯深度不是影响患者预后的独立因素(P>0.；05)。