Table 2

Patients and tumor characteristics for the 25 reference breast cancer in-situ data set (n = 25)
Characteristics Number of patients (%)
Age (years)
  <35 1 (4.0)
  35-60 15 (60.0)
  >60 9 (36.0)
Tumor stage
  T1-2 17 (69.2)
  T3 4 (15.4)
  Tx 4 (15.4)
Nodal stage
  N0 24 (96.2)
  N1-x 1 (3.80)
ER
  Negative 7 (28.0)
  Positive 18 (72.0)
PR
  Negative 5 (25.0)
  Positive 20 (75.0)
HER-2
  Negative 19 (76.0)
  Positive 6 (24.0)
Ki67
  <14% 16 (64.0)
  ≥14% 9 (36.0)

ER, estrogen receptor; PR, progesterone receptor; HER-2, human epidermal growth factor-2.

Liu et al.

Liu et al. Diagnostic Pathology 2014 9:22   doi:10.1186/1746-1596-9-22

Open Data