Chemoprevention of Breast Cancer: Summary of the Evidence, Table A-1. Breast Cancer Chemoprevention: Inclusion and Exclusion Criteria

You Are Here: AHRQ Home > Clinical Information > U.S. Preventive Services Task Force (USPSTF) > Chemoprevention: Breast Cancer > Summary of the Evidence

Category	Inclusion	Exclusion
Databases	MEDLINE®	Other databases
Languages	English only	Other languages
Populations	Humans only	Animal studies
Study Design	Randomized controlled trials; other designs examined separately (cost-effectiveness, systematic reviews, meta-analyses)	Letters, editorials, and non-systematic reviews that have no original data

Agency for Healthcare Research and Quality 540 Gaither Road Rockville, MD 20850 Telephone: (301) 427-1364