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Table 1 Patient characteristics

From: Correlation between CpG methylation profiles and hormone receptor status in breast cancers

Clinicopathologic factors Number of sample
Age 90
Median, range 57 years, 29–81 years
Tumor grade (BNG) 89
1 3
2 47
3 39
Tumor size 90
T1 19
T2 36
T3 18
T4 17
Stage 90
I 15
II 37
III 38
Lymph-node metastasis 90
pN0 39
pN1 28
pN2 9
pN3 14
Lymphatic invasion 78
Positive 33
Negative 45
Vascular invasion 78
Positive 32
Negative 46
ER status 87
Positive 52
Negative 35
PR status 87
Positive 40
Negative 47
Hormone receptor status 87
Positive (ER- and/or PR-positive) 55
Negative (both ER- and PR-negative) 32
HER-2/neu status 80
Positive 7
Negative 73
Histology 90
Ductal 62
Lobular 8
Mixed ductal and lobular 9
Other 11
  1. BNG, Black's nuclear grade; ER, estrogen receptor; PR, progesterone receptor.