Public health policy

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  • Created by: Katherine
  • Created on: 26-12-17 20:57

Evaluation process (Naidoo and Wills, 2009)

Naidoo and Wills (2009)

Process 

Impact 

Outcome

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Process

  • Evaluates the process of the intervention
  • Were the appropriate methods used?
  • Addresses participants perceptions and reactions to health promotion activities 
  • Identifies factors which support or impede health promotion 
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Process continued

Consider the resources utilised – staff, training, rooms

Materials used e.g. leaflets, posters, websites

Activities: group work, role play, education programmes

Costs 

Ensure feedback during the course of the programme

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Impact evaluation

Evaluates the immediate effects of health promotion e.g. increased knowledge or shifts in attitude.

Have the objectives been achieved?

·knowledge and attitude changes

·expressed intentions of the target audience

·short-term or intermediate behaviour shifts  

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Outcome evaluation

It focuses on the long-term results of the programme, including changes


Rarely possible, usually costly, involves extended commitment

Results often cannot be directly related to the effects of an initiative because of external influences 

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Definition of evaluation (Public Health England)

Public Health England (2015) 

Evaluation is about judging the value of an activity and assessing whether or not it has achieved what it set out to do. 

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Challenges of evaluating

Deciding what to measure

How to be confident results are due to health promotion input

When to evaluate

Knowing what constitutes a success

Is evaluation worth the effort

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How to evaluate

Before and after studies

Performance measures and indicators

Audit and inspection

Cost benefit analysis

Experiment / Pilot

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