Although health departments routinely inspect restaurants to assess compliance with established hygienic standards, few data are available on the effectiveness of these efforts in preventing foodborne disease. The study reported here assessed the impact on foodborne-disease hospitalizations in Los Angeles County of a restaurant hygiene grading system that utilized publicly posted grade cards. The grading system was introduced in January 1998.
Impact of Restaurant Hygiene Grade Cards on Foodborne Disease Hospitalizations in Los Angeles CountyPhillip Leslie, Ginger Jin, Paul Simon, Grace Run, Roshan Reporter, Arturo Aguirre and Jonathan E. Fielding ,
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Journal of Environmental Health