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Table 1 Clinical data of breast cancer patients used in this study (n (%))

From: Significance of ERβ expression in different molecular subtypes of breast cancer

Clinical features Cases (%) Clinical features Cases (%)
Menses   Staging  
Menostasis 355 (50.1)    Stage 0 218 (30.7)
Non-menostasis 354 (49.9)    Stage 1 339 (47.8)
Age (years)      Stage 2 152 (21.4)
  ≤ 39 164 (23.1) Chemotherapy  
  ≥ 40 ~ 59 399 (56.3)     Yes 595 (83.9)
  ≥ 60 146 (20.6)     No 114 (16.1)
Tumor size (cm)   Radiotherapy  
  ≤ 2 329 (46.4)     Yes 454 (64.0)
  > 2 -- ≤ 3 380 (53.6)     No 255 (36.0)
Lymph node metastasis   Endocrine therapy  
L0 385 (54.3)     Yes 290 (40.9)
L1~4 324 (45.7)     No 419 (59.1)