Volume 7, Number 7—June 2001
Research
Cholera Outbreak in Southern Tanzania: Risk Factors and Patterns of Transmission
Table 3
Cholera cases |
Hospital controls |
Community controls |
|
---|---|---|---|
Risk factors (exposures) | No.=180 | No.=360 | No.=100 |
Activities | |||
Attended funeral recently | 6.2 | 2.2 | 60.6 |
Attended party recently | 2.8 | 4.7 | 88.5 |
Travel in the past 2 weeks | 19 | 13.6 | 14.4 |
Fishing | 54 | 51 | 53.8 |
Water | |||
>10 minutes to water source | 26.1 | 11.4 | 14.4 |
Unboiled drinking water | 86.7 | 79.2 | 90.4 |
Unfiltered drinking water | 89.4 | 84.2 | 92.3 |
River bathing | 56.6 | 9.8 | 33.7 |
Food | |||
Dried fish | 52.5 | 7.2 | 76.9 |
Prawns | 13.9 | 5.0 | 14.4 |
Uncooked vegetables | 25.1 | 20.1 | 29.8 |
Fruits | 32.4 | 30.4 | 73.1 |
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