Diarrhoea death in children aged under 5
Death in children aged under 5
Death in all population
Death in adults and children aged over 5
Retrospective design
Prospective design
No household sanitation intervention
Household sanitation intervention
No water supply intervention
Water supply intervention
No water treatment or storage intervention
Water treatment and/or storage intervention
No hygiene intervention
Hygiene intervention
No community-wide sanitation intervention
Community-wide sanitation intervention
Child not from immunocompromised household
Child from immunocompromised household
Non-randomised study
Randomised controlled trial
Chlorine
Filtration
SODIS
Household sanitation improved
Community sanitation improved
Unimproved water supply
Improved water supply
High risk
Some concerns
all
dry
wet