TABLE 3-5California Mosquito-Borne Virus Surveillance and Response Plan Model Scores for Each Surveillance Parameter

Risk LevelAverage Daily TemperatureAdult Mosquito AbundanceMosquito MIR/1,000Chicken SeroconversionsDead Bird InfectionsEquine CasesHuman Cases
1<13°C<50%
5 year avg.
00 in regiona0 in region0 in region0 in region
213–18°C50–90%
5 year avg.
0.1-1.0≥1 in region,a 0 in agency≥1 in region, 0 in agency
318–22°C91–150%
5 year avg.
1.1–2.01 flock in agencyb1 in agency≥1 in region, 0 in agency≥1 in region, 0 in agency
422–26°C151–300%
5 year avg.
2.1–5.02 flocks in agencyb2–5 in agency1–2 in agency1 in agency
5>26°C>300%
5 year avg.
>5.0>2 flocks in agencyb>5 in agency>2 in agency>1 in agency
a

Region refers to areas encompassed by the formalized regions of the California Mosquito Control Association.

b

Agency refers to the boundaries of the various mosquito districts.

From: 3, Historical, Scientific, and Technological Approaches to Studying the Climate-Disease Connection

Cover of Global Climate Change and Extreme Weather Events
Global Climate Change and Extreme Weather Events: Understanding the Contributions to Infectious Disease Emergence: Workshop Summary.
Institute of Medicine (US) Forum on Microbial Threats.
Washington (DC): National Academies Press (US); 2008.
Copyright © 2008, National Academy of Sciences.

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