number needed to harm

English

Noun

number needed to harm (plural numbers needed to harm)

  1. The number of people, statistically, who must be exposed to something in order for one of them to experience an adverse effect.

Synonyms
  • NNH (abbreviation)
  • number needed to treat

Further reading
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.