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. 2020 May 5;11(18):1629–1636. doi: 10.18632/oncotarget.27574

Table 2. Distribution of breast cancer patients according to pathological characteristics.

Pathological features Breast cancer
n %
Tumour grade
 I 04 13.3
 II 12 40.0
 III 14 46.7
Tumour size
 < 2 cm 12 40
 ≥ 2 cm 18 60
Histologycal type
 Ductal in situ 01 3.3
 Invasive ductal 29 96.7
Hormone receptor status
 ER
 Positive 15 50
 Negative 15 50
 PR
 Positive 17 56.7
 Negative 13 43.3
HER2
 Positive 6 20
 Negative 24 80
Molecular subtypes
 Luminal A 03 10.0
 Luminal B 16 53.3
 HER2+ 03 10.0
 Triple negative 08 26.7

Abbreviations: ER: estrogen receptor, PR: progesterone receptor, HER2: human epidermal growth factor receptor-type 2.