Standards for Breast Screening Programs
Indicator |
Sweden8 |
Europe9 |
United Kingdom10† |
Australia12 |
Attendance rate |
>= 60% |
>= 70% |
70% |
|
Retention rate |
>= 75% screened in the previous round (ages 50-69); of those rescreened, > 90% to be screened biennially |
|||
Abnormal recall rate (%)* |
9 (overall) |
|
|
|
Cancer detection rate |
>= 3xIR** (overall) |
|
|
|
Benign to malignant biopsy ratio |
< 3:1 (overall) |
|
< 3:1 (overall)11 |
|
Detected invasive cancers that are small |
> 50% (< 15mm) |
25% (<=10mm) |
>= 1.5 per 1,000 |
> 8 per 10,000 (<= 10mm) |
Percentage of cancers without lymph node invasion (%) |
>= 70% |
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Detected cancers that are in situ |
0.4 - 0.9 per 1,000 |
10-20% |
||
Rate of cancers presenting between screening episodes |
12 per 10,000 screened women within 2 years of screen |
< 6 per 10,000 screened women within 1 year of screen |
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* Mammography alone as screening modality. |
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