Autism & Developmental

Using an adapted form of the picture exchange communication system to increase independent requesting in deafblind adults with learning disabilities.

Bracken et al. (2014) · Research in developmental disabilities 2014
★ The Verdict

Deafblind adults with learning disabilities can learn to ask for things independently using oversized, textured PECS cards.

✓ Read this if BCBAs serving deafblind adults in residential or day programs.
✗ Skip if Clinicians working only with verbal clients or young children with typical vision and hearing.

01Research in Context

01

What this study did

Three deafblind adults with learning disabilities lived in a group home.

Staff wanted them to ask for things on their own.

The team made PECS cards bigger and added raised lines so the adults could feel them.

They taught Phase I through Phase III of PECS using a multiple-baseline design.

Each adult learned to pick a card, hand it over, and get the item they wanted.

Training took place in their day room and kitchen.

Staff used prompts and fading to help them learn.

02

What they found

All three adults learned to ask for items without help.

They used the adapted cards to request snacks, drinks, and activities.

The skill worked in new places and with new staff.

No one needed physical help after training ended.

The adults kept using the cards weeks later.

03

How this fits with other research

04

Why it matters

If you work with adults who can't see or hear well, try enlarging and texturing their PECS cards.

The raised lines let them find the right card by touch.

You can teach Phase III PECS even with severe sensory loss.

Start with items they really want, like favorite snacks.

Use their daily routines as teaching moments.

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Make one 4x6 photo card with raised puffy paint lines for your client's favorite drink and start Phase I PECS trials.

02At a glance

Intervention
picture exchange communication system
Design
multiple baseline across participants
Population
developmental delay
Finding
positive

03Original abstract

The current study assessed the effectiveness of an adapted form of the Picture Exchange Communication System (PECS) in increasing independent requesting in deafblind adults with learning disabilities. PECS cards were created to accommodate individual needs, including adaptations such as enlarging photographs and using swelled images which consisted of images created on raised line drawing paper. Training included up to Phase III of PECS and procedures ensuring generalizations across individuals and contexts were included. The effects of the intervention were evaluated using a multiple baseline design across participants. Results demonstrated an increase in independent requesting with each of the participants reaching mastery criterion. These results suggest that PECS, in combination with some minor adaptations, may be an effective communicative alternative for individuals who are deafblind and have learning impairments.

Research in developmental disabilities, 2014 · doi:10.1016/j.ridd.2013.10.031