Test-retest reliability, validity, and minimum detectable change of visual analog, numerical rating, and verbal rating scales for measurement of osteoarthritic knee pain

• Published in: Journal of pain research Vol. 11; pp. 851 - 856
• Main Authors: Alghadir, Ahmad, Anwer, Shahnawaz, Iqbal, Amir, Iqbal, Zaheen
• Format: Journal Article
• Language: English
• Published: New Zealand Dove Medical Press Limited 01.01.2018; Taylor & Francis Ltd; Dove Medical Press
• Subjects: Agreements; Analysis; Arthritis; Body mass index; knee; Knee pain; Measurement; numerical rating scale; Older people; Original Research; Osteoarthritis; Pain; Patients; Quality of life; Questionnaires; Studies; Validity; verbal rating scale; visual analogue scale; Women; verbal rating scale; knee; numerical rating scale; pain; visual analog scale; osteoarthritis

Several scales are commonly used for assessing pain intensity. Among them, the numerical rating scale (NRS), visual analog scale (VAS), and verbal rating scale (VRS) are often used in clinical practice. However, no study has performed psychometric analyses of their reliability and validity in the me...