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attrition

Definition of Attrition

(noun) In a study, a decrease in participation by research participants.

Reasons for Attrition

  • participants die
  • participants lose interest
  • participants move

Attrition Pronunciation

Usage Notes

  • Plural: attritions
  • Longitudinal studies are typically impacted by attrition.
  • To negate the impact of attrition, the initial sample size must be quite large, which causes added expense and time.
  • Participants leave a study because of (adjective) attritional or (adjectiveattritionary or (adjective) attritive reasons.

Additional Information

Related Terms

Contributor: C. E. Seaman


Cite the Definition of Attrition

ASA – American Sociological Association (5th edition)

Seaman, C. E. 2015. “attrition.” In Open Education Sociology Dictionary, edited by Kenton Bell. Retrieved August 24, 2019 (https://sociologydictionary.org/attrition/).

APA – American Psychological Association (6th edition)

Seaman, C. E. (2015). attrition. In K. Bell (Ed.), Open education sociology dictionary. Retrieved from https://sociologydictionary.org/attrition/

Chicago/Turabian: Author-Date – Chicago Manual of Style (16th edition)

Seaman, C. E. 2015. “attrition.” In Open Education Sociology Dictionary, edited by Kenton Bell. Accessed August 24, 2019.https://sociologydictionary.org/attrition/.

MLA – Modern Language Association (7th edition)

Seaman, C. E. “attrition.” Open Education Sociology Dictionary. Ed. Kenton Bell. 2015. Web. 24 Aug. 2019. <https://sociologydictionary.org/attrition/>.