This is a preview. Log in through your library . Abstract Purpose To examine the construct validity of the Health Utilities Index Mark 3 (HUI3) by exploring relationships among several well-recognized ...

The objective of this study was to evaluate the construct validity of two questionnaire-based measures of health-related quality of life (HRQL) in children undergoing cancer chemotherapy: the Health ...

Background: Disease-specific Quality Of Life (QOL) measures are devised to assess the impact of a specific disease across a spectrum of important domains of life. The purpose of this study was to ...

1. What is the difference between the reliability and validity of a measurement? The validity of a measure is the extent to which differences in scores on the instrument reflect true differences among ...

This multi-pronged historical project consisted of two major components, the first of which has involved an examination of the historical and philosophical roots of construct validation theory by ...

In my previous blog post, I noted that reliability and validity are two essential properties of psychological measurement. Measures of intelligence, personality, vocational interests, and so forth ...