Table 3.

Journal of American Medical Association (JAMA) Benchmark Criteria for Classifying Websites Based on Quality of Information

Criteria	(Each Criterion Receives 1 Point for a Maximum of 4 Points)
Authorship	Clearly identifiable author and contributors with affiliations and relevant credentials present
Attribution	References and sources clearly listed with any copyright information disclosed
Currency	Clearly identifiable posting date of any content as well as date of any revisions
Disclosure	Website ownership clearly disclosed along with any sponsorship, advertising, underwriting, and financial support

NOTE. Definitions of each criterion are provided in the right column. One point for the presence of each of the following was determined for each website link: authorship, attribution, currency, and disclosure. A maximum score of 4 is possible for each website.