UPDATED 17.10.2013 13:44


Organised breast cancer screening programme in the Helsinki region in Finland in the invitation year 2009. Numbers and percentage distribution of screened women, referrals to further examinations and to surgery, and histologically confirmed diagnoses by age groups.

Age group1 Screened Referral Additional
mammogram
Ultra-
sonography
Fine-needle
biopsy
Surgery Histological diagnosis
      Benign      Malignant    Unknown
  n n % n % n % n % n % n % n % n %
50-54 30468 851 2.79 558 1.83 812 2.67 38 0.12 143 0.47 25 0.08 116 0.38 2 0.01
55-59 21036 459 2.18 297 1.41 436 2.07 26 0.12 128 0.61 17 0.08 109 0.52 2 0.01
60-64 30053 624 2.08 445 1.48 588 1.96 36 0.12 234 0.78 18 0.06 210 0.70 6 0.02
65-69 11439 244 2.13 168 1.47 234 2.05 7 0.06 91 0.80 4 0.03 86 0.75 1 0.01
Total 92996 2178 2.34 1468 1.58 2070 2.23 107 0.12 596 0.64 64 0.07 521 0.56 11 0.01

1 Age groups are defined on the basis of the invitation and the birth year.