Thai version of Family Impact of Assistive Technology Scale for Adaptive Seating (FIATS-AS-Th): Cross-cultural adaptation and preliminary reliability in children with cerebral palsy

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Rumrada Inthachom
Saipin Prasertsukdee
Stephen E. Ryan
Jaranit Kaewkungwal

Abstract

Adaptive seating devices provide postural support to children with cerebral palsy who have difficulty sitting independently due to neurological impairments. They help enhance sitting stability and are useful for both children with cerebral palsy and their families. Little evidence exists on the effectiveness of adaptive seating devices from the perspective of parents or other family members who are crucial in caring for their children. The Family Impact of Assistive Technology Scale for Adaptive Seating (FIATS-AS) is a parent-reported measure of adaptive seating interventions for children. While the English version of the FIATS-AS is useful, the cross-cultural adaptation is needed to improve its utility in other cultural settings. Thus, the aims of this study were to develop a Thai version of the Family Impact of Assistive Technology Scale (FIATS-AS-Th) and estimates its internal consistency and test-retest reliability. Translation and cross-cultural adaptation of the FIATS-AS into Thai version were conducted using standardized process. Thirty primary caregivers of the children with cerebral palsy (aged 2-11 years) and Gross Motor Function Classification System levels 4-5 completed Thai version of the FIATS-AS twice at 2-week intervals to estimate internal consistency and test-retest reliability. For the internal consistency, the Cronbach’s alpha was 0.84 for total scale and ranged from 0.63-0.85 for its subscales. For test-retest reliability, the intraclass correlation coefficient (ICC 3,1) for the total scores was 0.97 (95% confidence interval (CI) = 0.91 - 0.99). The ICC point estimates for subscales between 0.86-0.96 (95% CI = 0.44 - 0.99). The FIATS-AS-Th is an emerging a reliable measure of the functional impact of adaptive seating device on children with CP and their families.

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1.
Inthachom R, Prasertsukdee S, Ryan SE, Kaewkungwal J. Thai version of Family Impact of Assistive Technology Scale for Adaptive Seating (FIATS-AS-Th): Cross-cultural adaptation and preliminary reliability in children with cerebral palsy. Arch AHS [internet]. 2025 Mar. 13 [cited 2025 Mar. 31];37(1):25-36. available from: https://he01.tci-thaijo.org/index.php/ams/article/view/273208
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