Definition of Attrition
Reasons for Attrition
- participants die
- participants lose interest
- participants move
- 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 (adjective) attritionary or (adjective) attritive reasons.
- Quantitative Research Resources – Books, Journals, and Helpful Links
- Word origin of “attrition” – Online Etymology Dictionary: etymonline.com
Contributor: C. E. Seaman
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/>.