Changes to This Summary (02/26/2014)
The PDQ cancer information summaries are reviewed regularly and updated as new information becomes available. This section describes the latest changes made to this summary as of the date above.
Updated statistics with estimated new cases and deaths for 2014 (cited American Cancer Society as reference 1).
Revised text to state that from 2006 to 2010 incidence rates decreased by 0.9% per year, and mortality rates decreased by 2.8% per year in women younger than 65 years and by 1.7% per year in women aged 65 years and older.
This summary is written and maintained by the PDQ Screening and Prevention Editorial Board, which is editorially independent of NCI. The summary reflects an independent review of the literature and does not represent a policy statement of NCI or NIH. More information about summary policies and the role of the PDQ Editorial Boards in maintaining the PDQ summaries can be found on the About This PDQ Summary and PDQ NCI's Comprehensive Cancer Database pages.