Volume 7, Number 7—June 2001
Research
Cholera Outbreak in Southern Tanzania: Risk Factors and Patterns of Transmission
Camilo J. Acosta*†, Claudia M. Galindo*†, John Kimario*, Kesheni Senkoro*, Honorathy Urassa*, Climent Casals†, Manuel Corachán†, N. Eseko‡, Marcel Tanner§, Hassan Mshinda*, Fred Lwilla¶, Jordi Vila†, and Pedro L. Alonso†
Table 2
Multivariate analysis of risk factors for cholera in 1997 epidemic, Ifakara, Tanzania
| Risk factor | Odds ratio | p-value | 95% CIa | Attributable risk | (%) |
|---|---|---|---|---|---|
| >10 minutes to water source | 2.7 | 0.00 | 1.7-4.4 | 63a | 17b |
| River bathing | 14.4 | 0.00 | 8.8-23.5 | 93a | 49b |
| Eating dried fish | 12.1 | 0.00 | 7.7-19.1 | 92a | 52b |
aCI = confidence interval.
bThe attributable fraction among the exposed population, an estimate of the proportion of exposed cases attributable to exposure.
cThe population-attributable fraction, which is the net proportion of all cases attributable to exposure.
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