Before revision: Common procedures for assessing DIF are Mantel-Haenszel , item response theory (IRT) based methods, and logistic regression .Zumbo, B.D.
After revision: Common procedures for assessing DIF are Mantel-Haenszel procedure, logistic regression, item response theory (IRT) based methods, and confirmatory factor analysis (CFA) based methods .Zumbo, B.D.