Interventions to change health-related behaviour patterns
14 important questions on Interventions to change health-related behaviour patterns
Food deserts (social environment)
Lack of access to quality, affordable healthy food associated with:
- poor dietary habits
- higher risk for obesity
- other health-related problems
Health promotion interventions need to...
How to plan a behaviour change intervention? Intervention Mapping (IM)
1. needs assessment
2. setting change objectives
3. identifying change processes and effective change techniques
4. practical plan
5. adoption and implementation
6. evaluation
As an example 'Breezer culture'
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Intervention mapping: stage 1 - needs assessment
- Specify target behaviour(s) that need to be changed
If this process is not completed then unneeded interventions or interventions that do not adequately target key behaviours may be wastefully developed and implemented.
Key behaviour: alcohol overconsumption among young girls
(discourage drinking? promote moderation? linked to community-based or peer norms? role of education? accessibility of alcohol? who needs to change? All teenagers? Subgroup?)
(!) Intervention mapping: stage 2 - setting change objectives
- identify (potentially) modifiable determinants such as key beliefs
Change norms in relation to drinking
(key determinant of behaviour = perceived norms)
(!) Intervention mapping: stage 3 - identifying change processes and effective change techniques
Change norms in relation to drinking at social events
(results from research about peers' views/behaviours. Create role models, use opinion leaders)
Intervention mapping: stage 4 - translating theory into practical plan
Be creative: 'dumb ways to die- be safe around trains'
Intervention mapping: stage 5 - adoption and implementation
Intervention mapping: stage 6 - evaluation
How can we promote change? Stage 2 and 3 in mapping approach
A useful starting point for intervention design:
Information-Motivation-Behavioural Skilss Model (IMB)
Information-motivation-behavioural skills model (IMB)
Established whether the (precisely defined) target group lacks behaviour-relevent information, whether the key determinants of motivation are in place and whether the target group lacks any skills required to translate motivation into behaviour often necessitates preliminary research referred to as 'elicitation research'.
Information \ -------------------------------------
▲ \ \
| ▼--▲---------Behavioural skills ----▲-▼-----►Behaviour
▼ / /
Motivation ----- / ------------------------------
Fear appeals (motivation enhancing)
Selecting behaviour change techniques (BCT)
A wide reange of BCTs are available and a crucial element of stage 3 planning is to review the relevant literature in relation to the target behaviour. A few elements on the list of 26 BCTs are:
- enhancing information
- changing aspects of motivation
- enhancing self-regulatory skills
- stress management
- motivational interviewing
- time management
Choice of BCT can make a substantial difference to interventions' based on identification of missing behavioural determinants.
Designing useful and sustainable interventions
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