Compared to the patients with less mass and without lymphatic metastasis,the patients with large breast mass and lymphatic metastasis had a relative risk of 10.217,or,a risk of recurrence 9.217 times higher.

• 有淋巴结转移且为较大的乳腺癌患者与无淋巴结转移且为较小乳腺癌患者相比；其相对危险度为10.；217；即复发风险增加9