Song HY, et al. - The current study was interested in exploring the psychometric properties of the Korean version of the Pulmonary Rehabilitation Adapted Index of Self-Efficacy (PRAISE). According to the findings obtained, the Korean version of the PRAISE demonstrated adequate construct validity and reliability. The authors in this study suggested that the PRAISE is suitable for use in clinical settings as a predictor of pulmonary rehabilitation (PR) behavior in Korean patients with COPD.