About this trial
Objective: The investigators objective is to develop and evaluate the effectiveness of a case area targeted water, sanitation, and hygiene (WASH) intervention in reducing cholera infections and increasing sustained WASH behaviors in transmission hotspots in a ring around cholera cases.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Index cholera patient have no running water inside of their home
Disqualifiers
No one will be excluded because of age, sex, religion, or sexual preference
Trial design
Parallel
Treatments tested in this trial
Cholera-Hospital-Based-Intervention-for-7-Days (CHoBI7) CATI
BehavioralThe CHoBI7 program is during group sessions by a health promoter to those residing in a ring around a cholera patient reinforced through weekly voice and text messages from the CHoBI7 mHealth program over 12 months on the recommended water, sanitation, and hygiene behaviors.
Standard message
BehavioralStandard message given in the Democratic Republic of the Congo to diarrhea patients at health facility discharge on use of oral rehydration solution
Treatment groups
Trial outcomes
Primary outcomes
Number of non-baseline cholera infections among individuals residing in a ring around cholera patients
cholera infection assessed by bacterial culture and/or vibriocidal antibody titer
Secondary outcomes
Diarrhea among individuals residing in a ring around cholera patients
Self-reported or caregiver reported diarrhea (3 or more loose stools for a 24 hour period)
Child development for children under 5 years of age as assessed by the Assessed by Extended Age and Stages Assessment Questionnaire (EASQ)
Assessed by Extended Age and Stages Assessment Questionnaire (EASQ)
Rate of Handwashing with soap at stool and food related events
Rate of patient household members handwashing with soap at stool and food related events
Free chlorine concentration (mg/L) in stored drinking water
Free chlorine concentration (mg/L) in stored drinking water
Sponsors and contacts
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Johns Hopkins Bloomberg School of Public Health
Lead sponsor
Research Training and Management International (RTMI)
Collaborator
International Centre for Diarrhoeal Disease Research, Bangladesh
Collaborator
National Institute of Allergy and Infectious Diseases (NIAID)
Collaborator