Reliability and Validity of the Turkish Version of the Modified Dynamic Gait Index in the Elderly

Emrah Zirek, Rustem Mustafaoglu, Aynur Cicek, Ishtiaq Ahmed, Savvas Mavromoustakos

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

The modified Dynamic Gait Index (mDGI) is one of the valid instruments used in the evaluation of gait disorders. This study aimed to translate the mDGI into Turkish and evaluate the evidence for its reliability and validity for use in an elderly population. For test-retest reliability, the mDGI was administered twice, and for inter-rater reliability, the mDGI was administered alone on the same day by two raters. Concurrent validity of the mDGI was assessed using Pearson's correlation analysis between the Turkish version of the mDGI score and the Timed Up and Go (TUG), Berg Balance Scale (BBS), and 10-m Walk Test (10-MWT), respectively. The internal consistency of the mDGI was found to be excellent (Cronbach's alpha = 0.97) and test-retest (ICC = 0.95; 95% Cl (0.84-0.95)) and inter-rater reliability (ICC = 0.95; 95% Cl (0.85-0.95)) were excellent. A negative, moderate correlation was found between mDGI and TUG (r = -0.73, p < .0001), and a positive, moderate correlation with BBS (r = 0.71, p < .0001) and 10-MWT (r = 0.72, p < .0001). The Turkish version of the mDGI was found to be a valid and reliable assessment instrument for gait and balance in the elderly.

Original languageEnglish
Pages (from-to)135-139
Number of pages5
JournalEvaluation & the Health Professions
Volume46
Issue number2
Early online date17 Sep 2022
DOIs
Publication statusPublished - Jun 2023

Bibliographical note

Publisher Copyright:
© The Author(s) 2022.

Copyright:
Copyright 2023 Elsevier B.V., All rights reserved.

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