Psychometric evaluation of the self-undermining scale in South Africa using the Rasch model Psychometric evaluation of the self-undermining scale in South Africa using the Rasch model

This study is the first to investigate the reliability and validity of the self-undermining scale through the Rasch Measurement Model. It also offers cautionary insights into the applicability of the scale to measure self-undermining among South African employees because of the lack of discriminatory power. Recommendations for further validation studies are provided.