UPDATED 20.11.2013 14:02

Organised breast cancer screening programme in Finland in the invitation year 2003. Numbers and percentage distribution of screened women, referrals to further examinations and to surgery, and histologically confirmed diagnoses by age groups. Information registered from 394 municipalities (out of 446).

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 84825 2690 3.17 2312 2.73 1910 2.25 426 0.50 513 0.60 147 0.17 351 0.41 15 0.02
55-592 63399 1530 2.41 1282 2.02 1104 1.74 221 0.35 361 0.57 64 0.10 288 0.45 9 0.01
60-64 14075 367 2.61 282 2.00 287 2.04 55 0.39 88 0.63 12 0.09 69 0.49 7 0.05
65-69 4824 74 1.53 25 0.52 68 1.41 12 0.25 33 0.68 4 0.08 27 0.56 2 0.04
Total 167123 4661 2.79 3901 2.33 3369 2.02 714 0.43 995 0.60 227 0.14 735 0.44 33 0.02

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).