Practitioner Development

Changing care staff approaches to the prevention and management of aggressive behaviour in a residential treatment unit for persons with mental retardation and challenging behaviour.

Allen et al. (1997) · Research in developmental disabilities 1997
★ The Verdict

Training the whole care team in prevention and safe reaction quickly cut behavioural incidents, restraint, and injuries for adults with ID.

✓ Read this if BCBAs who supervise residential or day-program staff serving adults with intellectual disability and challenging behaviour.
✗ Skip if Clinicians who only work one-to-one in clinics or with young children.

01Research in Context

01

What this study did

A small unit for adults with intellectual disability and severe challenging behaviour trained its whole care team.

The 1997 package taught staff how to prevent blow-ups and how to respond safely when they happened.

Before and after counts showed if incidents, restraints, and injuries dropped.

02

What they found

Behavioural incidents fell for most residents.

Use of restraint and emergency medicine also went down, and fewer people got hurt.

The drops were big enough for the unit to call the change clinically meaningful.

03

How this fits with other research

Spriggs et al. (2015) later added caregiver coaching to a tech-based program for adults with ID and separation anxiety.

That study extends the 1997 idea: teaching carers, not just giving apps, is what cuts behaviour.

McDevitt et al. (2026) conceptually replicated the same training logic with parents learning feeding protocols at home.

All three papers show the same core result: when you train the adult who lives or works with the client, behaviour improves.

04

Why it matters

You can copy the 1997 package tomorrow.

Pick one challenging behaviour, teach every staff member the prevention steps and the safe reaction, then track incidents for two weeks.

If numbers drop, keep the plan and teach the next skill.

The study reminds us that staff behaviour is the fastest lever we control.

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→ Action — try this Monday

Pick the top trigger on your unit, role-play the calm response with every staff member before lunch, and tally incidents for the next five days.

02At a glance

Intervention
behavioral skills training
Design
pre post no control
Sample size
6
Population
intellectual disability
Finding
positive

03Original abstract

The impact of a new training procedure aimed at improving staff skills in the preventative and reactive management of severely challenging behaviours was investigated within a six-place residential treatment unit. The results showed that there was some evidence to support the notion that the training reduced the number of behavioural incidents for most residents. The rates of major reactive strategy use (restraint and emergency medication) also declined over time, as did rates of staff and resident injury. Although only a limited number of these changes showed statistically significant correlations with time, it is argued that they were clinically significant when viewed against the complexity of the client group under study.

Research in developmental disabilities, 1997 · doi:10.1016/s0891-4222(96)00043-1