Volume 9, Number 1—January 2003
Research
Texas Lifestyle Limits Transmission of Dengue Virus
Table 4
Risk factors associated with anti-dengue IgG seropositivity in Nuevo Laredo/Laredo residents, by univariate analysis
Factor | Prevalence ratio | Mean value for IgG seropositive residents | Mean value for IgG seronegative residents | (95% confidence interval) or p value |
---|---|---|---|---|
No air-conditioning |
1.65 |
— |
— |
(1.27 to 2.15) |
No. occupants |
— |
4.7 |
4.3 |
p=0.05 |
Lot size (m2) |
— |
377 |
395 |
p=0.03 |
No. room air conditioners |
— |
0.4 |
0.7 |
p=0.002 |
Distance to neighbor (m) | — | 3.3 | 3.9 | p=0.03 |
1The investigation plan was reviewed by the Human Subjects Coordinator at the National Center for Infectious Diseases, Centers for Disease Control and Prevention, and determined to be a public health response that did not require further human subjects review. Blood samples were taken only from consenting adults.