Skip directly to search Skip directly to A to Z list Skip directly to page options Skip directly to site content

Volume 18, Number 8—August 2012

Research

Comparison of Enzootic Risk Measures for Predicting West Nile Disease, Los Angeles, California, USA, 2004–2010

Jennifer L. Kwan, Bborie K. Park, Tim E. Carpenter, Van Ngo, Rachel Civen, and William K. ReisenComments to Author 
Author affiliations: University of California, Davis, California, USA (J.L. Kwan, B.K. Park, T.E. Carpenter, W.K. Reisen); and Los Angeles County Department of Public Health, Los Angeles, California, USA (V. Ngo, R. Civen)

Main Article

Table 3

Comparison of the sensitivity and specificity of CMVRA calculated at the emergency planning threshold of 2.6, the vector index calculated at the 80th percentile, and DYCAST risk estimates aggregated weekly for detecting risk for West Nile disease, Los Angeles, California, USA*

Model 2004
2005
2006
2007
2008
2009
2010
Sen Spe Sen Spe Sen Spe Sen Spe Sen Spe Sen Spe Sen Spe
CMVRA 1 0.667 0.857 0.647 1 0.556 1 0.778 0.9 0.571 1 0.857 1 0.913
Vector index 0.778 0.867 0.714 0.941 0.667 1 0.5 1 0.8 1 1 0.714 1 0.652
DYCAST 0.517 0.268 0.034 0.143 0 0 0.063 0 0 0.013 0 0 0 0

*CMVRA, California Mosquito-borne Virus Risk Assessment; DYCAST, Dynamic Continuous-Area Space-Time system; sen, sensitivity; spe, specificity.

Main Article

TOP