Variable | N | Chest wall recurrences | 10 year actuarial chest wall recurrence rate | p value |
---|---|---|---|---|
Age | Â | Â | Â | 0.20 |
<45 | 248 | 7 | 2.7 | Â |
45–50 | 243 | 7 | 2.9 |  |
>50 | 1033 | 22 | 2.4 | Â |
Nuclear Grade | Â | Â | Â | 0.44 |
Low | 99 | <5 | <5% | Â |
Intermediate | 286 | <5 | <5% | Â |
High | 426 | 13 | 3.5 | Â |
Unreported | 713 | 18 | 2.6 | Â |
Margin Width | Â | Â | Â | 0.24 |
≤2 mm | 668 | 19 | 2.7 |  |
>2 mm | 436 | 7 | 2.1 | Â |
Missing | 367 | 10 | 2.9 | Â |
Multifocality | Â | Â | Â | 0.37 |
Present | 340 | 6 | 2.7 | Â |
Absent | 1184 | 30 | 1.9 | Â |
Necrosis | Â | Â | Â | 0.80 |
Present | 618 | 14 | 2.5 | Â |
Absent | 906 | 27 | 1.3 | Â |
Histologic Subtype | Â | Â | Â | 0.08 |
Solid | 833 | 27 | 3.6 | Â |
Cribriform | 256 | <5 | <5 | Â |
Other | 107 | <5 | <5 | Â |
Unreported | 328 | <5 | <5 | Â |
Year of Diagnosis | Â | Â | Â | Â |
1994–1996 | 378 | 15 | 4.0 | 0.1 |
1997–1999 | 499 | 12 | 2.4 |  |
2000–2002 | 647 | 9 | 1.4 |  |
Combined factors | Â | Â | Â | Â |
Age <45 years + high grade grgrade | 83 | <5 | <5 | Â |
Age < 45 years + margins <2Â mm | 130 | <5 | <5 | Â |
High grade + margins <2Â mm | 202 | 6 | 3.2 | Â |