| |
Detected at mass screening
|
Screen negative
|
P value
|
---|
| |
N
|
%
|
N
|
%
| |
---|
Year
| | | | | | |
2007
| |
410
| |
19
| | |
|
Low-grade DCIS
|
59
|
14.4 %
|
3
|
15.8 %
| |
|
Intermediate-grade DCIS
|
109
|
26.6 %
|
2
|
10.5 %
|
0.083
|
|
High-grade DCIS
|
242
|
59.0 %
|
14
|
73.7 %
| |
2008
| |
525
| |
58
| | |
|
Low-grade DCIS
|
91
|
17.3 %
|
11
|
19.0 %
| |
|
Intermediate-grade DCIS
|
167
|
31.8 %
|
15
|
25.9 %
|
0.827
|
|
High-grade DCIS
|
267
|
50.9 %
|
32
|
55.2 %
| |
2009
| |
495
| |
186
| | |
|
Low-grade DCIS
|
84
|
17.0 %
|
35
|
18.8 %
| |
|
Intermediate-grade DCIS
|
176
|
35.6 %
|
56
|
30.1 %
|
0.651
|
|
High-grade DCIS
|
235
|
47.5 %
|
95
|
51.1 %
| |
- The P values indicate the significance of the difference of these distributions between screening status. Low-grade DCIS: DCIS with a low malignant potential. Intermediate-grade DCIS: DCIS with an intermediate malignant potential. High-grade DCIS: DCIS with a high malignant potential
-
DCIS ductal carcinoma in situ