Unit 42: Implement the positive behavioural support model

This unit is about implementing the Positive Behavioural Support (PBS) model in adult care. It focuses on understanding behaviour in context, improving quality of life, and reducing the likelihood of behaviours that challenge through person-centred, proactive support. PBS is not about “controlling” people. It is about understanding needs, making everyday life work better, and using the least restrictive approaches that respect dignity, rights and choice.

You’ll explore the foundations of PBS, including influences such as applied behaviour analysis and approaches that promote valued social roles and inclusion. You’ll also consider the legislation and policy guidance that sits around PBS practice, particularly where behaviour support links to safeguarding, equality, human rights and restrictive practice. In day-to-day work, that means planning support carefully, recording accurately, and making sure any strategies are agreed, proportionate and regularly reviewed.

The unit looks closely at the term “challenging behaviour”. A key point is that behaviour becomes “challenging” when it challenges services, environments or expectations—not because the person is “being difficult”. This helps keep language respectful and keeps the focus on understanding what the behaviour is communicating. Often, behaviour that challenges is linked to unmet needs, pain, sensory overload, frustration, trauma, limited communication options, or a lack of meaningful activity and control.

Understanding context is essential. PBS looks at environmental risk factors and triggers. You’ll learn about slow triggers (things that build up over time, like poor sleep, ongoing stress, change in routine, or repeated misunderstandings) and fast triggers (immediate events, like a sudden demand, loud noise, or an unexpected touch). Recognising both helps you intervene earlier and more effectively.

Functional analysis is a major part of the unit. This means gathering information to understand what a behaviour achieves for the individual—such as escaping a situation, getting attention, gaining access to something, or reducing discomfort. You’ll cover methods of analysing behaviour and the importance of accurate, structured recording. Good records focus on what happened before, during and after the behaviour, and what the person’s environment and communication needs were at the time. They avoid judgemental labels and stick to observable facts.

Reinforcement is also explored, because sometimes well-meaning responses accidentally maintain behaviour patterns. The aim is not to “ignore” people or withdraw support, but to ensure responses reduce stress and meet needs in a way that does not increase risk over time. This is one reason consistency across staff teams matters so much.

Key characteristics of PBS include proactive planning, teaching alternative skills, and improving participation and quality of life. You’ll look at primary prevention strategies (changes to everyday life that reduce the likelihood of distress), secondary prevention strategies (early interventions when agitation is building), and non-aversive reactive strategies (safe, respectful responses when behaviour has escalated). The focus stays on least restrictive practice and on supporting the person to recover afterwards, rather than punishment or blame.

Active Support and participation planning feature strongly. When people have meaningful activity, predictable routines, and real choice, behaviour that challenges often reduces because life becomes less frustrating and more fulfilling. Structure helps, but it must be person-centred. A timetable that ignores the person’s interests or sensory needs won’t help. The unit supports you to review routines and find real opportunities for participation—small steps that build skills and confidence.

For example, in a supported living kitchen, someone might become distressed when asked to “help with dinner” because the task feels too big. A participation plan could break it down: choosing between two ingredients, washing vegetables with support, then gradually building independence. In a care home, a resident might show agitation late afternoon when the lounge is noisy; a primary prevention strategy might include offering a quieter activity, dimmer lighting, and consistent communication so the person feels safer.

Secondary prevention is about spotting early warning signs and responding before escalation. Early signs might include pacing, changes in breathing, repetitive questioning, withdrawing, or increased sensitivity to noise. Strategies could include offering a break, reducing demands, changing the environment, using preferred calming activities, or supporting the person to communicate what is wrong. What works should be agreed and personalised, not generic.

Reactive strategies must be non-aversive and proportionate, focusing on safety and dignity. The unit expects you to assess risks, follow agreed procedures, and know when to seek help. Post-incident support matters for the individual and for staff: people may feel frightened, ashamed or exhausted afterwards. A calm debrief, reassurance, and returning to the person’s preferred routine can support recovery and learning.

Finally, you’ll learn how to understand and implement Positive Behaviour Support Plans. These plans pull together information about the person, triggers, prevention strategies, skills to teach, and agreed responses. They should be practical and easy for staff to follow, reviewed regularly, and centred on the person’s quality of life. The links on this page take you through each part of the unit so you can build consistent, respectful PBS practice that supports safer, happier everyday living.

1. Understand the context of the Positive Behavioural Support model

2. Understand the term ‘challenging behaviour’

3. Understand the context in which challenging behaviour occurs

  • 3.1 Summarise key environmental risk factors for challenging behaviours
  • 3.2 Explain how slow and fast triggers contribute to challenging behaviour
  • 3.3 Analyse the role of reinforcement in maintaining behaviour
  • 3.4 Explain the time intensity model

4. Be able to contribute to the functional analysis in relation to an individual’s challenging behaviour

  • 4.1 Describe the key components of functional analysis
  • 4.2 Explain the key methods of analysing behaviour
  • 4.3 Complete accurate records of behaviour using a structured method
  • 4.4 Identify environmental risk factors for an individual’s challenging behaviour
  • 4.5 Identify possible slow and fast triggers for an individual’s challenging behaviour
  • 4.6 Identify factors that may contribute to reinforcement of an individual’s challenging behaviour
  • 4.7 Evaluate the importance of functional analysis in effective person centred behavioural intervention for individuals

5. Understand the key characteristics of Positive Behavioural Support

6. Be able to implement primary prevention strategies

  • 6.1 Summarise the key primary prevention strategies
  • 6.2 Implement an agreed primary prevention strategy using least restrictive practice, respecting the individual’s dignity, rights and choice
  • 6.3 Explain the importance of effective communication and positive interaction in primary prevention for individuals
  • 6.4 Positively interact with an individual by providing the level of help and reinforcement that enables them to participate in an activity
  • 6.5 Use effective communication with an individual to promote positive behaviour
  • 6.6 Evaluate the social validity of an agreed primary prevention strategy for an individual

7. Be able to use a person centred approach to develop plans that promote participation

  • 7.1 Explain how Active Support can help prevent challenging behaviour by improving an individual’s quality of life
  • 7.2 Analyse the role of structure and daily planning in primary prevention for individuals
  • 7.3 Review an individual’s daily activities to identify areas for increasing participation and choice
  • 7.4 Review an individual’s routine to identify opportunities for increasing participation and choice
  • 7.5 Develop a participation plan with an individual that contributes to the reduction of challenging behaviour by actively supporting their engagement in a specific task
  • 7.6 Work with an individual to identify skills that could be developed to enable greater participation in day-to-day activities

8. Be able to implement secondary prevention strategies

  • 8.1 Summarise key secondary prevention strategies
  • 8.2 Explain when secondary prevention strategies should be used with individuals
  • 8.3 Identify early warning signs of behavioural agitation in an individual
  • 8.4 Identify possible secondary prevention strategies that may be used with an individual
  • 8.5 Implement an agreed secondary prevention strategy using least restrictive practice, respecting the individual’s dignity, rights and preferences

9. Be able to implement non aversive reactive strategies

  • 9.1 Explain when non-aversive reactive strategies should be used with individuals
  • 9.2 Describe the key characteristics and types of non-aversive reactive strategies
  • 9.3 Assess the risks in the use of non-aversive reactive strategies
  • 9.4 Identify possible non-aversion reactive strategies that may be used for an individual
  • 9.5 Implement an agreed non aversive reactive strategy using least restrictive practice, respecting the individual’s dignity, rights and preferences
  • 9.6 Establish an individual’s preferred post–incident support
  • 9.7 Identify own preferred post-incident support

10. Be able to understand and implement Positive Behavioural Support Plans

  • 10.1 Explain the purpose and importance of Positive Behaviour Support Plans for individuals
  • 10.2 Identify the key components of a Positive Behaviour Support Plan for individuals
  • 10.3 Implement agreed procedures in an individual’s Positive Behavioural Support Plan

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