Risk factors associated with human infection during the 2006 West Nile virus outbreak in Davis, a residential community in northern California.

@article{Nielsen2008RiskFA,
  title={Risk factors associated with human infection during the 2006 West Nile virus outbreak in Davis, a residential community in northern California.},
  author={Carrie F. Nielsen and M. Veronica Armijos and Sarah S. Wheeler and Tim E. Carpenter and Walter M. Boyce and Kara Kelley and David Brown and Thomas W. Scott and William K. Reisen},
  journal={The American journal of tropical medicine and hygiene},
  year={2008},
  volume={78 1},
  pages={53-62}
}
We collected a total of 15,329 mosquitoes during weekly sampling in Davis, CA, from April through mid-October 2006 at 21 trap sites uniformly spaced 1.5 km apart over an area of approximately 26 km(2). Of these mosquitoes, 1,355 pools of Culex spp. were tested by multiplex reverse transcriptase-polymerase chain reaction, of which 16 pools (1.2%) were positive for West Nile virus (WNV). A degree-day model with a developmental threshold of 14.3 degrees C accurately predicted episodic WNV… CONTINUE READING