n. dropout or loss of participants during an experiment or during a clinical trial, which may cause imbalance in groups. Also known as experimental attrition- mortality.

ATTRITION: "The attrition in the study was such that the researcher did not have enough participants to run the trials."
Cite this page: N., Pam M.S., "ATTRITION," in, April 7, 2013, (accessed October 15, 2021).