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Table 1 Clinicopathological features of breast cancer patients from different databases (n)

From: Expression and clinical prognostic value of m6A RNA methylation modification in breast cancer

Parameters Total TCGA METABRIC Clinical cohort
Age <=60 601 876 81
> 60 490 1109 53
localization Left breast 567 973 58
Right breast 523 897 71
others 1 115 5
T T1 280 854 33
T2 631 1004 84
T3 137 94 11
T4 40 7 2
others 3 26 4
N N0 535 1037 67
N1 360 624 36
N2 120 226 18
N3 76 91 13
Others NS 7 NS
pTNM stage I 182 552 19
II 622 1094 75
III 249 312 36
Others 38 22 4
HER2 status HER2 positive 182 247 42
HER2 negative 753 1733 92
PAM50 molecular typing Basal 171 329 NS
Her2 78 240 NS
Luminal A 497 720 NS
Luminal B 196 490 NS
Normal 36 200 NS
Others 113 6 NS
All patients total number 1091 1985 134
  1. NS not shown, TCGA The Cancer Genome Atlas, METABRIC Molecular Taxonomy of Breast Cancer International Consortium. Databases including: TCGA cohort, METABRIC database, and one Clinical database. K-M plotter website database is not listed here (from the website: https://kmplot.com/analysis/)