Cholera returns to southern Vietnam in an outbreak associated with consuming unsafe water through iced tea: A matched case-control study.

ABSTRACT:

Background

After more than a decade of steadily declining notifications, the number of reported cholera cases has recently increased in Vietnam. We conducted a matched case-control study to investigate transmission of cholera during an outbreak in Ben Tre, southern Vietnam, and to explore the associated risk factors.

Methodology/principal findings

Sixty of 71 diarrheal patients confirmed to be infected with cholera by culture and diagnosed between May 9 and August 3, 2010 in Ben Tre were consecutively recruited as case-patients. Case-patients were matched 1:4 to controls by commune, sex, and 5-year age group. Risk factors for cholera were examined by multivariable conditional logistic regression. In addition, environmental samples from villages containing case-patients were

SUBMITTER: Nguyen TV 

PROVIDER: S-EPMC5390973 | biostudies-literature | 2017 Apr

REPOSITORIES: biostudies-literature