Table 5 Classification of interval cancers according to proportional breast density and error type

From: Breast density as a determinant of interval cancer at mammographic screening

 

Proportional density

Error type

0

1–25%

25%–74%

>74%

Total

Screening error

1

11

6

1

19 (21.4%)

Minimal signs

1

8

14

8

31 (34.8%)

Occult

0a

10

14

15

39 (43.8%)

  1. aOne case not available for film review.