Recruitment strategies for minority participation: challenges and cost lessons from the POWER interview.

Background: The importance of recruiting and retaining women from diverse populations is well recognized; however, the recruitment process often presents greater challenges at higher costs than initially anticipated.

Objectives: To describe recruitment strategies and costs from a study evaluating women's preferences regarding tamoxifen use for primary prevention of breast cancer.

Design: Description and analysis of recruitment strategies, outcomes, and costs for a cross-sectional interview study.