A New Multidimensional Questionnaire to Assess Awareness of Age-Related Change (AARC).

ABSTRACT: BACKGROUND AND OBJECTIVES:This two-study article describes the development and evaluation of a multidimensional questionnaire based on the subjective aging construct Awareness of Age-Related Change (AARC). AARC captures the inherent multidimensionality and complexity of aging attitudes, which are strongly linked to indicators of successful aging, including health and well-being. RESEARCH DESIGN AND METHODS:In Study 1, we generated a large item pool related to subjective aging experiences and then evaluated the psychometric properties of a 189-item version of the AARC questionnaire in a sample of 396 adults aged 40-95 years. Based on findings from Study 1, we retained the best-performing items and arrived at a more parsimonious 50-item version (AARC-50). In Study 2, the psychometric propert

SUBMITTER: Brothers A 

PROVIDER: S-EPMC6524485 | biostudies-literature | 2019 May

REPOSITORIES: biostudies-literature