Haddon Matrix 3D

Question 1

What are the 8 factors that could influence the success of various injury prevention interventions

Answer 1

Effectiveness, Cost, Freedom, Equity, Stigmatisation, Preferences/Acceptability, Feasibility, Unforeseen adverse consequences

Question 2

When writing a statement for the Haddon matrix, a useful way to state the intervention to help define whether its pre, event, post is

Answer 2

This “intervention” changes this “factor” which has an effect on the event at this “phase”

Question 3

Sometimes post event interventions (eg punish a drunk driver) can act as a pre event intervention for another event. True or false

Answer 3

true

Question 4

Effectiveness

Answer 4

Is there good evidence the intervention will work?

Question 5

Cost

Answer 5

What are the costs of implementing/enforcing the program or policy. Are there equity issues of who bears the cost

Question 6

Freedom

Answer 6

Extent to which the freedom of a particular group is compromised can result in resistance to the intervention

Question 7

Equity

Answer 7

Horizontal equity: universal

Vertical equity: unequal treatment for unequal risk

Question 8

Stigmatisation

Answer 8

a program or policy shouldn’t stigmatise wehre possible

Question 9

Preferences/ Acceptability

Answer 9

importance of the perceptions involved and socio cultural context, norms and values of the affected community

Question 10

Feasibility

Answer 10

Technological - physically possible. Political feasiblity and financial/ technical feasibility of the group implementing the strategy

Question 11

Unforeseen adverse consequences

Answer 11

Will this intervention have unforeseen adverse consequences.