| Mayo clinic | CPMC | Guy’s hospital |
---|---|---|---|
HRneg samples available for analysis | 58 | 36 | 45 |
Year diagnosed | 1997 to 2001 | 1975 to 1986 | 1975 to 1982 |
HER2 status | Â | Â | Â |
HER2- | 14 | 29 | 32 |
HER2+ | 7 | 6 | 12 |
Borderline (2+) | 2 | 0 | 0 |
Not determined | 35 | 1 | 1 |
Nodal status | Â | Â | Â |
LN- | 33 | 36 | 29 |
LN+ | 24 | 0 | 16 |
Not determined | 1 | 0 | 0 |
Grade | Â | Â | Â |
I | 0 | 1 | 1 |
II | 18 | 10 | 12 |
III | 40 | 24 | 32 |
Not determined | 0 | 1 | 0 |
Tumor size (cm) | Â | Â | Â |
Median (range) | 2.1 (0.7 to 10) | 1.5 (0.7 to 2.5) | 3 (0 to 6) |
Follow-up time | Â | Â | Â |
Median | 3.7 | 8.98 | 13.65 |
Distant recurrence | Â | Â | Â |
Yes | 16 | 6 | 13 |
No | 42 | 30 | 32 |