Construct validity of a clinically correlated knee osteoarthritis ultrasonographic scale: a cross-sectional observational study.

ABSTRACT:

Objectives

To assess the validity of a novel ultrasonographic scale for knee osteoarthritis (KOA) and its relation with the degree of pain and clinical features.

Design

A cross-sectional observational study including 245 patients with knee pain who fulfilled the American College of Rheumatology criteria for KOA. All patients were subjected to clinical assessment Western Ontario and McMaster Universities Index of Osteoarthritis (WOMAC) scale, global visual analogue scale (VAS) and functional assessment through the use of Health Assessment Questionnaire-II (HAQ-II). Ultrasonographic assessment was conducted following ZAGAZIG scale comprising five domains: one for degenerative features (one-third of total score) and the other four for inflammatory features (two-thirds of score)

SUBMITTER: Mortada M 

PROVIDER: S-EPMC8671929 | biostudies-literature | 2021 Dec

REPOSITORIES: biostudies-literature