|
Age at breast cancer diagnosis (years)
| | |
|
Median, range
|
50 (23–82)
|
|
Age at BM diagnosis (years)
| | |
|
Median, range
|
55 (25–85)
|
|
Time between initial diagnosis and BM diagnosis (months)
| | |
|
Median, range
|
39.4 (0–319.2)
|
|
Hormone receptor status
| | |
|
Positive
|
119
|
47.6
|
|
Negative
|
131
|
52.4
|
|
HER-2 status
| | |
|
Positive
|
109
|
43.6
|
|
Negative
|
141
|
56.4
|
|
Karnofsky Performance status
| | |
|
100
|
66
|
26.4
|
|
80–90
|
119
|
47.6
|
|
60–70
|
28
|
11.2
|
|
40–50
|
32
|
12.8
|
|
10-30
|
5
|
2
|
|
Extra-cerebral metastases at BM diagnosis
| | |
|
Yes
|
219
|
87.6
|
|
No
|
31
|
12.4
|
|
Systemic treatment after BM diagnosis
| | |
|
Chemotherapy
| | |
|
Yes
|
177
|
70.8
|
|
No
|
73
|
29.2
|
|
Anti-HER2 treatment for HER2+ patients
| | |
|
Yes
|
20
|
18.3
|
|
No
|
89
|
81.7
|
