Volume 22, Number 6—June 2016
Synopsis
Reemergence of Dengue in Southern Texas, 2013
Table
Characteristics of households and household members with evidence of intrahousehold transmission of DENV, southern Texas, 2013*
Characteristics | No evidence of intrahousehold transmission, n = 9† | Evidence of intrahousehold transmission, n = 6† |
---|---|---|
Households |
||
No. residents, mean (range) | 2 (2–6) | 4 (3–5) |
Ratio of adults:children, mean (range) | 0.8 (0.2–1) | 2.8 (1–4) |
Recent visitors from Mexico, no. (%)‡ | 4 (44) | 1 (17) |
Window screens, no. (%) | 8 (89) | 4 (67) |
Air-conditioning, no. (%) | 7 (78) | 6 (100) |
Mosquitoes recently seen in house, no. (%) |
7 (78) |
2 (33) |
Household members | No evidence of recent DENV infection, n = 44 | Evidence of recent DENV infection, n = 7 |
Age, y, median (range) | 26 (1.4–71) | 45 (3–79) |
Portion of life lived in Mexico, mean % (range) | 42 (0–96) | 33 (0–71) |
Recent travel to Mexico, no. (%)‡ | 25 (57) | 1 (14) |
Recently used mosquito repellant, no. (%)‡ | 27 (61) | 4 (57) |
Recent febrile illness, no. (%)‡ | 0 (0) | 1 (14) |
*DENV, dengue virus.
†7 households were excluded from analysis because not all household members provided a serum specimen for diagnostic testing and therefore could not be confidently defined as not having evidence of intrahousehold transmission.
‡Within past 3 mo.