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. 2021 Feb 25;13:2009–2024. doi: 10.2147/CMAR.S296038

Table 1.

The Breast Cancer Patient’s Demographic Features and Clinicopathological Parameters from TCGA Database

Characteristics Total No. No. of Patients
Age (year) 1097
 >50 331
 ≤50 766
Histological type 1056
 Infiltrating ductal carcinoma 784
 Infiltrating lobular carcinoma 203
 Medullary carcinoma 6
 Mucinous carcinoma 17
 Other, specify 46
Clinical stage 1073
 I 183
 II 621
 III 249
 IV 20
T stage 1094
 T1 281
 T2 635
 T3 138
 T4 40
N stage 1077
 N0 516
 N1 364
 N2 120
 N3 77
Distant metastasis 934
 M0 912
 M1 22
ER status 984
 Negative 228
 Positive 756
PR status 981
 Negative 325
 Positive 656
Her-2 status 687
 Negative 532
 Positive 155
Classical molecular subtype 719
 Luminal 566
Her-2 overexpression 37
 TNBC 116

Abbreviations: ER, estrogen receptor; PR, progesterone receptor; Her-2, human epidermal growth factor receptor-2; TNBC, triple-negative breast cancer.