False Positive

The New England Journal of Medicine is one of the most important general medical journals in the world. Doctors rely on the conclusions it publishes, and most do not have the time to look beyond abstracts to examine methodology or question assumptions. Many of its pronouncements are conveyed by the media to a mass audience, which is likely to take them as authoritative. But is this trust entirely warranted?Theodore Dalrymple, a doctor retired from practice, turned a critical eye upon a ful…