Psychometric Behavior of the Short Version of Effort-Reward Imbalance Questionnaire in a Sample of 395 Mexican Teachers

Abstract

This study examined the psychometric properties of the short version of the ERI (Effort-Reward Imbalance) questionnaire with a total of 395 high school teachers (50.1% male, 49.9% female). The reliability of the questionnaire was obtained by an analysis of internal consistency, the validity of the instrument by Exploratory Factor Analysis and construct by CFA (Confirmatory Factor Analysis). Finding Alfa's values greater than 0.60; 0.40. The CFA present good indices of fit (= 173,451(72), GFI = 0.94, RMSEA = 60, and λ weight of 46-99). In conclusion the shorter version of ERI questionnaire has acceptable psychometric properties in this teacher's population.