UPDATED 20.11.2013 14:57

Organised breast cancer screening programme in Finland in the invitation year 2001. Numbers and percentage distribution of screened women, referrals to further examinations and to surgery, and histologically confirmed diagnoses by age groups. Information registered from 412 municipalities (out of 448).

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 %
50-542 91403 2549 2.79 2360 2.58 2153 2.36 625 0.68 504 0.55 140 0.15 354 0.39 10 0.01
55-592 51919 1044 2.01 981 1.89 878 1.69 285 0.55 271 0.52 62 0.12 203 0.39 6 0.01
60-64 15555 311 2.00 293 1.88 265 1.70 96 0.62 98 0.63 14 0.09 83 0.53 1 0.01
65-69 4357 75 1.72 73 1.68 67 1.54 28 0.64 26 0.60 5 0.11 21 0.48 - -
Total 163234 3979 2.44 3707 2.27 3363 2.06 1034 0.63 899 0.55 221 0.14 661 0.40 17 0.01

1 Age groups are defined on the basis of the invitation and the birth year.
2 Age groups targeted in the Decree of Public Health (1992).