van Steenbergen LN et al. – The incidence of breast ductal carcinoma in situ (DCIS) increased markedly in southern Netherlands since 1992, showing a clear effect of mass mammography screening Methods
Study of trends in incidence and detection of breast DCIS to assess the effect of mass screening
Review of 1,767 pts with primary DCIS in the population-based Eindhoven Cancer Registry from 1984-2006
Data linked to population-based screening program data
Results
Breast DCIS incidence increased from 3/100,000 to ~34/100,000 person-years in women age 50–69 yr since 1984