Table 3.
Characteristics of the validation cohorts
| Characteristic | GSE21094 | GSE25055 | GSE25065 | GSE22513 | ||||
|---|---|---|---|---|---|---|---|---|
| |
# |
% |
# |
% |
# |
% |
# |
% |
|
# patients |
278 |
|
310 |
|
198 |
|
14 |
|
|
Age, years |
|
|
|
|
|
|
NA |
|
| <=50 |
133 |
48 |
168 |
54 |
109 |
55 |
|
|
| >50 |
144 |
52 |
142 |
46 |
89 |
45 |
|
|
| NA |
1 |
0 |
|
|
|
|
|
|
| Mean |
52 |
|
50 |
|
49 |
|
|
|
| STD |
11 |
|
10 |
|
11 |
|
|
|
|
Nodal status |
NA |
|
|
|
|
|
NA |
|
| Positive |
|
|
223 |
72 |
128 |
65 |
|
|
| Negative |
|
|
87 |
28 |
71 |
35 |
|
|
| NA |
|
|
|
|
|
|
|
|
|
Grade |
NA |
|
|
|
|
|
NA |
|
| 1 |
|
|
19 |
6 |
13 |
7 |
|
|
| 2 |
|
|
117 |
38 |
63 |
32 |
|
|
| 3 |
|
|
151 |
49 |
108 |
55 |
|
|
| NA |
|
|
23 |
7 |
14 |
7 |
|
|
|
Response |
|
|
|
|
|
|
|
|
| pCR |
56 |
20 |
58 |
19 |
42 |
21 |
4 |
29 |
| RD |
222 |
80 |
248 |
80 |
140 |
71 |
10 |
71 |
| NA |
|
|
4 |
1 |
16 |
8 |
|
|
|
ER status |
|
|
|
|
|
|
NA |
|
| Positive |
164 |
49 |
131 |
42 |
123 |
62 |
|
|
| Negative |
114 |
41 |
174 |
56 |
74 |
37 |
|
|
| NA | 5 | 2 | 1 | 1 | ||||
Abbreviations: STD: Standard deviation; pCR: complete pathological response; RD: Residual disease. ER: Estrogen receptor; NA: Not available.