number needed to harm

From Wiktionary, the free dictionary
Jump to navigation Jump to search

English[edit]

Noun[edit]

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[edit]

  • NNH (abbreviation)

Related terms[edit]

Further reading[edit]