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Table 1 Performance indicators of the Czech Breast Cancer Screening Programme, according to year of screening, including all age groups (total).

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)
  2002 2003 2004 2005 2006 2007 2008
Number of women screened 10,055 212,537 265,217 317,194 340,564 469,299 468,419
Estimate of 24 m coverage by examination
(women aged 45-69)
0.6% 13.1% 27.9% 33.8% 38.1% 44.8% 51.2%
   Number of women with detected breast cancer 48 1,053 1,250 1,445 1,570 2,542 2,128
Breast cancer detection rate 4.8 5.0 4.7 4.6 4.6 5.4 4.5
Standardized ratio (reference year 2008) 0.81 0.83 0.80 0.85 0.96 0.97 1.00
   Number of women undergoing further assessment 1,768 46,976 57,925 56,850 53,580 63,415 60,025
Further assessment rate 17.6% 22.1% 21.8% 17.9% 15.7% 13.5% 12.8%
Standardized ratio (reference year 2008) 0.90 1.20 1.21 1.14 1.10 1.01 1.00
   Number of women recalled for further assessment 557 12,095 11,725 11,931 10,429 13,977 12,955
Recall rate 5.5% 5.7% 4.4% 3.8% 3.1% 3.0% 2.8%
   Women undergoing open biopsy - benign result 21 504 347 285 194 249 173
   Women undergoing open biopsy - malignant result 43 867 1,021 1,259 1,347 2,149 1,794
Benign to malignant open biopsy ratio 0.49 0.58 0.34 0.23 0.14 0.12 0.10
   Number of women with detected breast cancer (cases preceded by neoadjuvant therapy excluded) 48 1,031 1,212 1,400 1,522 2,470 2,039
Advanced cases (TNM II+) 17 331 390 440 439 652 525
Advanced cases proportion 35.4% 32.1% 32.2% 31.4% 28.8% 26.4% 25.7%
Invasive cases 41 933 1,097 1,283 1,370 2,211 1,831
Invasive cases proportion 85.4% 90.5% 90.5% 91.6% 90.0% 89.5% 89.8%
Node-negative invasive cases 27 572 700 840 905 1,442 1,218
Proportion among invasive 65.9% 61.3% 63.8% 65.5% 66.1% 65.2% 66.5%
Invasive ≤ 10 mm cases 11 312 360 460 504 770 651
Proportion among invasive 26.8% 33.4% 32.8% 35.9% 36.8% 34.8% 35.6%