The feasibility of just-in-time programming of visual scene displays on mobile technology in AAC intervention for adult beginning communicators.
Kathryn D R Drager, Nimisha Muttiah, Christine Holyfield
PMID 39927622WHAT IT FOUND
Four adults with severe disabilities increased their communication turns when using a tablet with visual scenes created on the fly.
The interventionist, not day staff, did the programming, so feasibility for routine clinical use remains untested.
Key findings
01All four participants demonstrated an increase in communication turns after the introduction of the AAC technology with visual scene displays and just-in-time programming.
02Participants continued to use their established communication modes, such as speech or signs, alongside the new device use.
03The study did not include a comparison group or test generalization to other settings, and the researchers served as the interventionists rather than day program staff.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
Very small sample size (four participants). No comparison group or control condition; it was not a randomized trial. No generalization or maintenance phase; it is unknown if skills transferred to other settings or persisted after the study. The interventionist was the researcher, not the day program staff, so real-world feasibility with typical caregivers is untested. The specific app used is no longer commercially available. The study could not separate the effects of visual scene displays from the just-in-time programming method.
Declared interests
No conflicts of interest or funding sources are explicitly declared in the provided text.
The easy way to misread this
Do not assume this intervention is feasible for day program staff or typical caregivers. The researchers, who were trained and available, performed the programming. It is also not evidence that these specific adults will maintain these gains or use them in other environments, as no follow-up or generalization testing was done.