Volume 23, Number 8—August 2017
Dispatch
West Nile Virus Outbreak in Houston and Harris County, Texas, USA, 2014
Table 1
Case-patient characteristics | All case-patients, no. (%), n = 139 | Attack rate†/100,000 population | WNF, no. (%), n = 34 | WNND, no. (%), n = 105 |
---|---|---|---|---|
Sex | ||||
M | 96 (69) | 4.5 | 26 (76) | 70 (67) |
F |
43 (31) |
2.0 |
8 (24) |
35 (33) |
Age, y | ||||
˂18 | 5 (4) | 0.4 | 1 (3) | 4 (4) |
18–24 | 3 (2) | 0.7 | 1 (3) | 2 (2) |
25–44 | 25 (18) | 1.9 | 6 (18) | 19 (18) |
45–64 | 52 (37) | 5.2 | 11 (32) | 41 (39) |
˃65 |
54 (39) |
14.5 |
15 (44) |
39 (37) |
Race/ethnicity | ||||
White, non-Hispanic | 73 (53) | 5.3 | 17 (50) | 56 (53) |
Black | 19 (14) | 2.4 | 6 (18) | 13 (12) |
White, Hispanic | 30 (22) | 1.7 | 4 (12) | 26 (25) |
Asian | 2 (1) | 0.7 | 1 (3) | 1 (1) |
Other/unknown | 15 (11) | NA | 6 (18) | 9 (9) |
*HCPH, Harris County Public Health; HHD, Houston Health Department; WNF, West Nile fever; WNND, West Nile neuroinvasive disease; NA, not applicable.
†Attack rates based on 2014 population estimates from the Texas State Data Center (3), accessed February 10, 2017. Total population of Harris County = 4,269,608.
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