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Table 2 Univariate analysis of disease-free survival and overall survival of patients with pure mucinous carcinoma

From: Pure mucinous carcinoma of the breast: clinicopathologic characteristics and long-term outcome among Taiwanese women

  Disease-free survival Overall survival
  Hazard ratio P Hazard ratio P
Age, years >1 0.603 <1 0.329
Tumor size, cm <1 0.717 >1 0.999
Grade, I vs II NA 0.998 NA NA
Lymphovascular invasion (present vs absent) NA 0.998 NA 0.999
ER (positive vs negative) <1 0.139 <1 0.997
PR (positive vs negative) <1 0.580 <1 0.343
HER2 (positive vs negative) >1 0.122 <1 0.998
Lymph node status (positive vs negative) NA 0.997 NA 0.998
Primary treatment (mastectomy vs lumpectomy with RT) <1 0.996 <1 0.997
Primary treatment (mastectomy vs lumpectomy without RT) <1 0.997 <1 0.998
Systemic therapy (endocrine therapy alone vs with chemotherapy) >1 0.746 NA NA
  1. ER estrogen receptor, PR progesterone receptor, RT radiotherapy, NA not applicable.