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Detection of drowning victims- the foundation for SENTINEL   A simulation study of surveillance efficacy- Summary of results  Billy Doyle  MS ,PG DipHsc, BHSc, EMT-P
Overview ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
‘ wet chain of survival’
Project history
 
“ What do you think about  ‘patrol support’ personnel conducting surveillance?-  -could you do a study to see if this is safe? ”
 
Literature Search ,[object Object],[object Object],[object Object],[object Object]
16
 
 
 
www. nothing. com
 
Literature Search ,[object Object],[object Object],[object Object],[object Object]
Pia C.D.C Griffiths Fenner Ellis
Problem statement We  really don't know  how effective people are at detecting drowning behaviour.
 
 
Media comments.. ,[object Object],[object Object],[object Object],[object Object]
 
 
Drowning behaviour is  complex … but predictable  along a continuum  [Its] detection is the function of cognition and like all aspects of human performance, is prone to  error .
Research Question How would you  measure  the efficacy of  detecting  drowning behaviour?
Signal Detection Theory (SDT)   ,[object Object],[object Object],[object Object],[object Object]
Study design ,[object Object],[object Object],[object Object],[object Object]
Study design cont. ,[object Object],[object Object],[object Object]
Data collection ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Results - age
Sleep
Effect of sleep deficit ,[object Object],[object Object],[object Object]
Time to detect drowning behaviour-  Pre-training comparison
Time to detect drowning behaviour-  Post-training comparison
Discussion ,[object Object],[object Object],[object Object],[object Object],[object Object]
Research conclusion ,[object Object],[object Object],[object Object]
This raises the question…….  Should we use non-swimmers in the role of surveillance in support of our current lifeguarding practices ?
Conclusion ,[object Object],[object Object],[object Object]

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Detection Of Drowning Victims