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SPEECH PATHOLOGY · ASSESSMENTS AND REPORTS

AAC Assessment

An AAC assessment is a Speech Pathologist’s assessment of how a person communicates now, what they want to be able to say and where, and which form of augmentative and alternative communication will let them do it: gestures and key word signing, picture boards and communication books, or a speech-generating device on a tablet. It usually includes trialling a system in real life before anything is decided.

The result is a written report that sets out why the recommended system suits the person and the goals it supports. That report is what the NDIS looks for before it funds a high-tech device, and what a school or a support team uses to get everyone modelling the same system the same way. Speech is one way to communicate. It is not the only one, and the assessment works out which way fits.

an Speech Pathologist presents an AAC or Assistive Speech Generation device to an adult patient. Common for adults post stroke, with parkinson's disease, autism, cerebral palsy or an acquired brain injury.

Our Speech Pathologists run AAC assessments across our clinics in New South Wales and Tasmania, and at home, at school, in the community and by telehealth where it suits, alongside our Occupational Therapists for the physical side of access. AAC suits people of every age and across many diagnoses, so the first question is always the same: what does this person want to say, and what is the best way for them to say it?

How do I fund an AAC assessment?

Most people fund an AAC assessment through the NDIS.

NDIS: the assessment, choosing a system, training and reviews usually sit under Capacity Building, in Improved Daily Living. The device itself is funded separately as assistive technology.

Medicare: without an NDIS plan, a GP chronic condition management plan gives rebates on up to five allied health sessions a calendar year. Medicare pays a rebate toward each session, and we’ll tell you the fee and any gap before you book.

DVA, private health and self-funded: all welcome.

If you are not sure which funding applies to you, call us on 1800 678 647 or email hello@opt.net.au. We will sort it out before your first appointment.

What an AAC assessment involves

01

What is an AAC assessment?

An AAC assessment starts with what already works. Your Speech Pathologist will look at how the person gets a message across today, with speech, sounds, gestures, pointing or behaviour, who understands them and who doesn’t, and where communication breaks down.

Then comes the question the whole assessment is built around: what does this person want to be able to say, and where do they want to say it, at home, at school, at work or out in the community?

From there your Speech Pathologist shapes an AAC system around those answers rather than around a diagnosis, and usually trials a few options before settling on one.

The assessment is longer than a single visit, because watching a system work in real life is part of it.

02

What are the two types of AAC?

Speech Pathologists split AAC into unaided and aided.

Unaided AAC uses only the body: gestures, facial expression and key word signing. Aided AAC uses something outside the body, and it runs from the everyday to the electronic. At the simpler end there are picture cards and communication books you point to.

At the other end there are speech-generating devices: a dedicated communicator, or a tablet running a communication app that speaks the words a person builds.

People often call those low-tech and high-tech. Most people end up using a mix, and every form earns its place. A laminated card and a tablet are both AAC, as long as they get the message across, and the right setup is the one a person can use easily in the places they actually need it.

03

Will AAC stop my child from speaking?

This is the worry we hear most often, and it’s a fair thing to ask. The research to date is reassuring.

Reviews of AAC studies going back to the 1970s have not found AAC reducing speech; most participants kept their speech steady or gained some, and where speech gains happened they were usually modest.

It makes sense when you think about what AAC does. It takes the pressure off, models language, and gives a person a way to be understood that works today.

Your Speech Pathologist will talk this through in the assessment, because a family that’s worried about it deserves the evidence and a straight answer. Whatever happens with speech over time, a way to be understood now is worth having.

04

What happens in an AAC device trial?

If a device looks like the right direction, there is usually a trial period, where the person uses a system in real life before anything is locked in.

Vocabulary matters as much as the hardware. A teenager and a four-year-old need different words in different places on the screen, and a good setup puts the words a person uses most where they can reach them fast.

Your Speech Pathologist programs the vocabulary, coaches the people around the person so the system travels from the kitchen table to the classroom, and watches how it goes before recommending anything.

AAC only works if it is there when a person has something to say, which is almost never only in a therapy room, so the trial is judged on ordinary days rather than on one good session.

05

Why might an Occupational Therapist also assess?

For some people, the words are the easy part and the reaching is the hard part. Pressing a small target on a screen, holding a device steady, or finding a reliable movement to make a choice can take real work.

That is where our Occupational Therapists come in, alongside the Speech Pathologist. The Speech Pathologist shapes the language on the system. The Occupational Therapist sorts out the access, whether that is mounting a device on a wheelchair, setting up a switch, or working out eye-gaze or another way to select.

Because both sit under the same roof at Optimum Health Solutions, they line their work up directly. The report that goes to the NDIS then covers the communication system and the way the person will physically use it as one recommendation.

06

What does the AAC assessment report contain?

The report sets out why the recommended system suits the person and the goals it supports, what was trialled and how it went, and the coaching the people around them will need to use it the same way.

For a high-tech speech-generating device, that report is what the NDIS reads before it approves the device as assistive technology, so it’s written in the language the NDIS uses to make that decision. It’s also the document a school, a day program or a support team works from. 

Where a standard tablet or smartphone would do the job, the NDIS lets you apply for it as a replacement support under separate rules, and your Speech Pathologist will tell you which route fits before the report is written.

INSIDE THE CLINIC

What working with us looks like

The first appointment runs about 60 minutes, and most of it is your Speech Pathologist getting to know the person and how they communicate. How do they get their message across now? What do they want to be able to say? What does a good day look like next to a hard one? From there comes a clearer picture of what kind of AAC might suit and what to try first.

If a device is the direction, there is usually a trial period, where the person uses a system in real life before anything is locked in. Your Speech Pathologist programs the vocabulary, coaches the people around them, and, where the NDIS funds a high-tech device, writes the report that sets out why the system suits the person and the goals it supports. After that, sessions settle into a rhythm of using it, adjusting it, and adding to it as the person grows.

It is rarely one and done. AAC grows with a person, so the support works as an ongoing partnership that changes as their life does.

Part of the assessment is working out who around the person needs coaching too, because the system has to travel with them.

a speech pathology session for autistim where the speech pathologist is showing his autistic client how to use an aac device.
NDIS

Funding an AAC assessment and device through the NDIS

AAC is a support the NDIS funds, because being able to communicate sits right at the centre of daily independence.

A plan can cover the Speech Pathology assessment, a device trial, the device itself, programming and partner training, and the progress reports your plan review needs.

Low-tech AAC is usually straightforward to claim. For a high-tech speech-generating device, your Speech Pathologist writes a report setting out why the system suits the person and the goals it supports, which is what the NDIS looks for before it approves the funding.

A standard tablet or smartphone can also be applied for as a replacement support, which has its own rules. Self-managed, plan-managed, or NDIA-managed, we work with all three, and our team checks your funding covers AAC before the first appointment.

NDIS
Referrals

If you are a Support Coordinator, Plan Manager or another health care professional and you would like to submit a referral, please select one of the below options.
Speech therapist engaging with a young boy using a tablet in therapy session.

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COMMON QUESTIONS

Common questions about AAC assessments

What is an AAC assessment?
An AAC assessment is a Speech Pathology assessment that works out how a person communicates now, what they want to be able to say and where, and which form of augmentative and alternative communication will let them do it. It usually includes trialling systems in real life, and it ends with a report that recommends a system and explains why it suits the person. For a high-tech device, that report is what the NDIS reads before funding it.
Unaided and aided. Unaided AAC uses only the body, meaning gestures, facial expression and key word signing. Aided AAC uses something outside the body, from picture cards and communication books through to speech-generating devices, whether a dedicated communicator or a tablet running a communication app. Within aided AAC, people often talk about low-tech and high-tech. Most people use a mix.
The research to date hasn’t found that. Reviews of AAC studies going back to the 1970s have not found AAC reducing speech; most children kept their speech steady or gained some, and where gains happened they were usually modest. AAC takes the pressure off and gives a child a way to be understood now, and whatever happens with speech over time, that is worth having.
There isn’t a minimum age, and there’s no need to wait for speech to catch up or for a child to prove they’re ready. Earlier is generally better, because it means more practice while a person is growing and more time being understood. There’s no cut-off either. Older children, teenagers and adults take up AAC after a stroke, a brain injury, with a progressive condition, or because spoken speech has never been reliable for them.
AAC is one of the approaches used with children with childhood apraxia of speech, usually alongside speech-focused therapy rather than instead of it. The approaches with the most evidence for improving speech in apraxia are speech-focused treatments. AAC’s job is to make sure the child can be understood while that work happens, and to take away the frustration of knowing what to say and not being able to say it. Your Speech Pathologist will talk through both in the assessment.
Many autistic people use AAC, including people who speak some of the time and people who don’t use speech at all. Reviews of AAC studies with autistic children have found speech holding steady or improving alongside AAC use. AAC is not only for autism, though. It suits anyone who finds spoken speech hard to rely on. That includes people with cerebral palsy, intellectual disability or developmental delay, people who have had a stroke or a brain injury, and people living with a progressive condition like motor neurone disease.
An AAC assessment isn’t one scored test. It combines getting to know how the person communicates now, what they want to say and where, observation in the places they actually communicate, and trials of candidate systems, all documented against the person’s goals. Our Speech Pathology team draws on a dedicated AAC assessment resource library for that structure.
Usually, yes. The NDIS commonly funds the Speech Pathology assessment, training and reviews under Capacity Building, and the device itself as assistive technology. Low-tech AAC is usually low cost and claimed straight from the plan. A high-tech speech-generating device needs a Speech Pathology assessment and report first. A standard tablet or smartphone can also be applied for as a replacement support under its own rules. Our team can check how your plan can be used before your first appointment.
Yes. AAC is for any age. Adults take up AAC after a stroke or brain injury, with a progressive condition, or because spoken speech has never been reliable for them, and our Speech Pathologists assess adults as well as children. The assessment runs the same way, built around what the person wants to say and where.
The first appointment runs about 60 minutes. The assessment as a whole is longer than one visit, because trialling a system in real life is part of it, and the length depends on how many systems are trialled and how many settings are involved. Your Speech Pathologist will tell you what to expect after the first appointment.
CLINICALLY REVIEWED BY

Reviewed by Sarah-Louise higgins

BSc (hons) Occ Thy
Head of Clincal Development (Occupational Therapy)
With over 10 years of clinical experience practicing in the United Kingdom and Australia, Sarah-Louise is an Occupational Therapist with a strong background in mental health, assistive technology, and home modifications.
Sarah-Louise Higgins

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