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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Means and 95% confidence intervals of cats’ anxiety-related behaviors’ frequency depending on the frequency of litter scooping extracted from linear mixed-effect model (LMM). *: p < 0.05, Wald chi-squared test.