Is Sustainability Possible? A Review and Commentary on Empirical Studies of Program Sustainability

An important final step in the life cycles of programs and their evaluation involves assessing new programs’ or innovations’ sustainability. This review and synthesis of 19 empirical studies of the sustainability of American and Canadian health-related programs examines the extent of sustainability achieved and summarizes factors contributing to greater sustainability. Three definitions for measuring sustainability were examined: continued program activities (18 studies), continued measured benefits or outcomes for new clients (2 studies), and maintained community capacity (6 studies). Methods of studying sustainability were also assessed. In 14 of 17 studies covering the continuation of program activities, at…