THE IMPACT OF MAMMOGRAPHY QUALITY IMPROVEMENT LEGISLATION IN MICHIGAN- IMPLICATIONS FOR THE NATIONAL MAMMOGRAPHY QUALITY STANDARDS ACT

Objectives. This study examined the impact of state legislation on mam mography quality and access in Michigan. Methods. The impact of state legislation was analyzed with respect to utilization, numbers of machi nes and facilities, and image quality. Results. The legislation had a positive effect on image quality improvement, had no impact on utiliza tion by women aged 50 years and above, and resulted in few facility cl osures. Conclusions. Michigan's legislative intervention appears to ha ve had a positive effect on efforts to improve mammography quality ass urance with implications for other federal and state efforts to achiev e quality assurance in health care delivery.