Tun-Lin et al reported the Premise Condition Index as a means to screen a home environment for the risk of becoming infested with Aedes mosquitoes. In general, a poorly maintained home is more likely to harbor mosquitoes. The authors are from Queensland Institute of Medical Research in Brisbane.
Exam: home evaluation
Parameters:
(1) house condition
(2) yard condition
(3) shade condition
Parameter
Finding
Points
house condition
well-maintained
1
moderately maintained
2
poorly maintained
3
yard condition
tidy
1
moderately tidy
2
untidy with rubbish abundant
3
shade condition
very little or no shade (< 25%)
1
some shade (25-50%)
2
plenty of shade (> 50%)
3
total score =
= SUM(points for all of the parameters)
Interpretation:
• minimum score: 3
• maximum score: 9
• The PCI is weakly associated with the density of adult female Aedes at the household.
Hustedt et al included a fourth parameter for water supply and storage.
Parameter
Finding
Points
water supply and storage
piped water only
1
well water only
2
rainwater or river water
3
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