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Table 6 Performance indicators of the Czech Breast Cancer Screening Programme, according to year of screening, including all age groups (subsequent screening).

From: Breast cancer screening in the Czech Republic: time trends in performance indicators during the first seven years of the organised programme

  Year (screening mammography)
  2004 2005 2006 2007 2008
Number of women screened 6,582 96,297 169,847 236,790 309,146
   Number of women with detected breast cancer 30 292 635 880 1,154
Breast cancer detection rate 4.6 3.0 3.7 3.7 3.7
   Number of women undergoing further assessment 964 11,931 20,445 23,494 29,786
Further assessment rate 14.6% 12.4% 12.0% 9.9% 9.6%
   Number of women recalled for further assessment 190 2,196 3,933 5,089 6,709
Recall rate 2.9% 2.3% 2.3% 2.1% 2.2%
   Women undergoing open biopsy - benign result 4 59 59 83 83
   Women undergoing open biopsy - malignant result 29 265 560 767 1,010
Benign to malignant open biopsy ratio 0.14 0.22 0.11 0.11 0.08
   Number of women with detected breast cancer (cases preceded by neoadjuvant therapy excluded) 30 284 617 860 1,115
Advanced cases (TNM II+) 6 73 155 187 248
Advanced cases proportion 20.0% 25.7% 25.1% 21.7% 22.2%
Invasive cases 25 260 547 752 981
Invasive cases proportion 83.3% 91.5% 88.7% 87.4% 88.0%
Node-negative invasive cases 18 196 380 533 683
Proportion among invasive 72.0% 75.4% 69.5% 70.9% 69.6%
Invasive ≤ 10 mm cases 10 112 216 329 376
Proportion among invasive 40.0% 43.1% 39.5% 43.8% 38.3%