The Agency for Healthcare Research and Quality (AHRQ) is
one agency within the U.S. Department of Health and Human Services. AHRQ
supports research initiatives that seek to improve the quality of health care
in America. AHRQ's mission is to improve the quality, safety, efficiency,
effectiveness, and cost-effectiveness of health care for all Americans. The website provides evidence-based information to help people make decisions about
health care services.