Skip directly to search Skip directly to A to Z list Skip directly to site content
CDC Home

Volume 19, Number 1—January 2013

Dispatch

West Nile Virus Infection among Humans, Texas, USA, 2002–2011

Melissa S. Nolan, Jim Schuermann, and Kristy O. MurrayComments to Author 
Author affiliations: Author affiliations: Baylor College of Medicine, Houston, Texas, USA (M.S. Nolan, K.O. Murray); Texas Department of State Health Services, Austin, Texas, USA (J. Schuermann)

Main Article

Table

Sex- and age­­­-stratified ratio of infected population by reported cases of WNND, Texas, USA, 2002–2011*

Patient age, y Texas population† Reported WNND cases‡ WNND attack rate/100,000 population Ratio of estimated no. infected for each reported WNND case§ Estimated WNV-infected population Estimated seroprevalence of WNV- infected population, %
Children, 5–15 3,754,316 40 1.1 4,167 166,680 4.44
Adult men

16–24

1,502,524 48 3.2 719 34,512 2.30

25–44

3,204,788 167 5.2 356 59,452 1.86

45–64

2,839,796 310 10.9 248 76,880 2.71

>65

1,098,089 358 32.6 50 17,900 1.63
Adult women

16–24

1,442,664 37 2.6 1,231 45,547 3.16

25–44

3,066,278 140 4.6 330 46,200 1.51

45–64

2,920,842 190 6.5 387 73,530 2.52

>65

1,413,691 224 15.8 61 13,664 0.97
Overall 21,242,988 1,514 7.1 353 534,442 2.52

*WNND, West Nile neuroinvasive disease; WNV, West Nile virus.
†Eestimates from State Data Center (www.idserportal.utsa.edu/sdc/projections).
‡Reported to the Texas Department of State Health Services.
§Ratio from references (3,4).

Main Article

Top of Page

USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO