Measuring and managing waiting times: what's to be done?

On September 11, 2000, the First Ministers of Canada issued a communiqué pledging to develop and report on waiting times for a number of diagnostic and treatment services. Reporting is to begin by September 2002. Given this commitment, what are the ideal characteristics of such a data collection system? This article defines and evaluates methods of measuring waiting times, and recommends a prioritized waiting-time information system to permit both measurement and management.