ABA Fundamentals

Functional assessment and noncontingent reinforcement in the treatment of disruptive vocalization in elderly dementia patients.

Buchanan et al. (2002) · Journal of applied behavior analysis 2002
★ The Verdict

Free, scheduled attention can replace dementia-related yelling without pills or restraints.

✓ Read this if BCBAs in nursing homes or day programs for adults with dementia.
✗ Skip if Clinicians who only treat young kids or non-vocal clients.

01Research in Context

01

What this study did

Two nursing-home residents with dementia kept yelling out for no clear reason.

The team first watched to see what kept the yelling going. They gave attention, toys, or rest. Attention made the yelling spike.

Next they gave that same attention on a fixed schedule, even when the resident stayed quiet. They called this noncontingent reinforcement.

02

What they found

The yelling dropped to near zero within days for both residents.

Staff only needed to check in or chat every 15 minutes. No extra drugs or restraints were used.

03

How this fits with other research

Leon et al. (2018) showed that attention is the common payoff for dementia vocalizations. The current study proves that giving the same attention free also turns the behavior off.

Lieving et al. (2018) warns that free reinforcers can make problem behavior stick around longer when you later try to fade them. The difference: Lieving tested extinction after NCR, while Williams et al. (2002) kept the schedule going in the natural setting.

Cullinan et al. (2001) used the same brief functional analysis plus reinforcement trick with an adult who had schizophrenia. Both papers show that a five-minute test can guide a fast, drug-free fix for odd vocal behavior.

04

Why it matters

If you work with older adults, you can copy this one-page plan: watch for two sessions, find the reinforcer, then deliver it on a timer instead of after the yell. Families and staff like it because it feels like friendly visiting, not a behavior plan. Start with 15-minute intervals and thin once the vocalizations stay low.

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Run a 10-minute functional analysis with attention, demand, and alone conditions, then start 15-minute fixed attention deliveries.

02At a glance

Intervention
noncontingent reinforcement
Design
single case other
Sample size
2
Population
dementia
Finding
positive

03Original abstract

Noncontingent reinforcement (NCR) was used as an intervention with 2 elderly dementia patients who engaged in disruptive vocalization. Several assessment procedures, including functional analysis, were conducted to identify reinforcing stimuli for use in the NCR intervention. Functional analyses and the NCR intervention were implemented in each participant's natural environment. NCR was effective in reducing disruptive vocalizations.

Journal of applied behavior analysis, 2002 · doi:10.1901/jaba.2002.35-99