Table 1

Format categories

Format type


Original study

Any full text article in which the authors report first-hand observations.

Review article

Any full text article that was bannered 'review, overview, or meta-analysis' in the title or in a section heading, or it was indicated in the text of the article that the intention was to review, summarize, or highlight the literature on a particular topic.

General article

A general or philosophical discussion of a topic without original observation and without a statement that the purpose was to review a body of knowledge.

Case report

An original study or report that presented only individualized data.

Wilczynski et al. BMC Medical Informatics and Decision Making 2005 5:20   doi:10.1186/1472-6947-5-20

Open Data