Volume 13, Number 10—October 2007
THEME ISSUE
Global Poverty and Human Development
Research
Dengue Fever Seroprevalence and Risk Factors, Texas–Mexico Border, 2004
Table 3
Population characteristics and risk factors for dengue in Brownsville, Texas, and Matamoros, Mexico, 2004
Risk factor | Brownsville, % | Matamoros, % | p value* |
---|---|---|---|
Piped water | 98 | 98 | 1.000 |
Buy water | 95 | 99.7 | <0.001 |
Sewerage | 91 | 88 | 0.495 |
Street drainage | 82 | 48 | <0.001 |
Store water | 4 | 34 | <0.001 |
Screens present | 76 | 64 | 0.009 |
Intact screens | 40 | 32 | 0.054 |
Air-conditioning (room and central) | 83 | 32 | <0.001 |
Discarded tires | 44 | 20 | <0.001 |
Larval habitat | 88 | 92 | 0.284 |
Mosquito larvae present | 31 | 30 | 0.764 |
Crossed border (1 mo) | 54 | 38 | <0.001 |
Crossed border (3 mo) | 66 | 45 | <0.001 |
Median household weekly income ($ US) | 300 | 100 | <0.001 |
Mean persons/household | 3.9 | 4.2 | 0.028 |
Mean hours/day at home | 18.3 | 19.4 | 0.022 |
*Probability values of variables with percentages by adjusted Wald test; the remainder by 2-sample Wilcoxon-Mann-Whitney rank-sum test.