Table 1 Clinical characteristics of the 1034 breast cancer patients from the Cancer Genome Atlas database

Clinical factor

 Age (mean ± SD [min, max])

58.21 ± 13.21 [26,90]

 Overall survival time (mean ± SD [min, max])

1250 ± 1202 [0, 8605]

Survival status

 Living

893 (86.36%)

 Dead

141 (13.64%)

 Missing

0 (0%)

Pathologic T

 T1

268 (25.92%)

 T2

600 (58.03%)

 T3

128 (12.38%)

 T4

35 (3.38%)

 Missing

3 (0.29%)

Pathologic M

 M0

860 (83.17%)

 M1

21 (2.03%)

 Missing

153 (14.80%)

Pathologic N

 N0

477 (46.13%)

 N1

345 (33.37%)

 N2

118 (11.41%)

 N3

74 (7.16%)

 Missing

20 (1.93%)

Pathologic stage

 I

171 (16.54%)

 II

587 (56.77%)

 III

234 (22.63%)

 IV

19 (1.84%)

 Missing

23 (2.22%)