Health Measurement Scales is the ultimate guide to appraising, developing, and validating
measurement scales that are used in the health sciences. Written in a clear and practical …

Both research and clinical decision making rely on measurement scales. These scales vary
with regard to their psychometric properties, ease of administration, dimensions covered by …

The growing demand for subjective measurements of health in clinical studies has
encouraged the rapid creation of many new scales, leading to compromises in the quality of …

The provision of quality healthcare relies on scales and measures with robust evidence of
their psychometric properties. Using measurement instruments with poor reliability, validity …

Questionnaires are printed or electronic documents used to collect information. They can be
designed as structured or semi-structured (as opposed to the unstructured, in-depth …

Scale development and validation are critical to much of the work in the health, social, and
behavioral sciences. However, the constellation of techniques required for scale …

Page 1 Health Status Measurement A BRIEF BUT CRITICAL INTRODUCTION Crispin
Jenkinson and Hannah McGee Page 2 - • • 1 Page 3 Health Status Measurement A brief but …

Background This paper is part of a series comparing different psychometric approaches to
evaluate patient-reported outcome (PRO) measures using the same items and dataset. We …

Worldwide economic constraints on health care systems have highlighted the importance of
evidence-based medicine and evidence-based health policy. The resulting clinical trials and …

Validity and reliability relate to the interpretation of scores from psychometric instruments
(eg, symptom scales, questionnaires, education tests, and observer ratings) used in clinical …