|
Number of subjects and mean density by diagnostic category |
||
| Diagnostic category |
Number of subjects |
Mean (SD) percent density |
|
|
||
| No cancer |
9,737 |
33.1 (20.6) |
| Cancer at 1996 screen |
82 |
42.9 (17.8) |
| Interval cancer < 1 year |
7 |
50.3 (28.1) |
| Interval cancer 2 to 3 years |
42 |
34.2 (22.0) |
| Cancer at subsequent screen |
96 |
34.5 (21.2) |
| Cancer thereafter |
84 |
42.4 (24.3) |
|
|
||
| Total |
10,048 |
33.3 (20.7) |
|
SD, standard deviation. | ||
Duffy et al. Breast Cancer Research 2008 10:R64 doi:10.1186/bcr2123 |
||