Assessing independence in mobility activities in trauma care: Validity and reliability of the Activity Independence Measure-Trauma (AIM-T) in humanitarian settings.

Autor: Bérangère Gohy, Christina H Opava, Johan von Schreeb, Rafael Van den Bergh, Aude Brus, Nicole Fouda Mbarga, Jean Patrick Ouamba, Jean-Marie Mafuko, Irene Mulombwe Musambi, Delphine Rougeon, Evelyne Côté Grenier, Lívia Gaspar Fernandes, Julie Van Hulse, Eric Weerts, AIM-T Study Group, Nina Brodin
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: PLOS Global Public Health, Vol 3, Iss 9, p e0001723 (2023)
Druh dokumentu: article
ISSN: 2767-3375
DOI: 10.1371/journal.pgph.0001723
Popis: The importance of measuring outcomes after injury beyond mortality and morbidity is increasingly recognized, though underreported in humanitarian settings. To address shortcomings of existing outcome measures in humanitarian settings, the Activity Independence Measure-Trauma (AIM-T) was developed, and is structured in three subscales (i.e., core, lower limb, and upper limb). This study aimed to assess the AIM-T construct validity (structural validity and hypothesis testing) and reliability (internal consistency, inter-rater reliability and measurement error) in four humanitarian settings (Burundi, Iraq, Cameroon and Central African Republic). Patients with acute injury (n = 195) were assessed using the AIM-T, the Barthel Index (BI), and two pain scores. Structural validity was assessed through confirmatory factor analysis. Hypotheses were tested regarding correlations with BI and pain scores using Pearson correlation coefficient (PCC) and differences in AIM-T scores between patients' subgroups, using standardized effect size Cohen's d (d). Internal consistency was assessed with Cronbach's alpha (α). AIM-T was reassessed by a second rater in 77 participants to test inter-rater reliability using intraclass correlation coefficient (ICC). The results showed that the AIM-T structure in three subscales had an acceptable fit. The AIM-T showed an inverse weak to moderate correlation with both pain scores (PCC
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