WASH benefits Bangladesh

Primary Investigator

  • Stephen Luby

Study Period

May 2012 - December 2017

Study Description

The purpose of this study is to measure the independent and combined effects of interventions that improve water quality, sanitation, hand washing, and nutrition on child growth and development in the first years of life.

Study Arms

  • Active Comparator: Water quality
  • Active Comparator: Sanitation
  • Active Comparator: Hand washing
  • Active Comparator: Combined WASH
  • Active Comparator: Nutrition
  • Active Comparator: Nutrition + Combined WASH
  • No Intervention: Non-intervention

Primary Outcomes

  • Length-for-Age Z-scores: Child's recumbent length, standardized to Z-scores using the WHO 2006 growth standards, measured 24 months after intervention. Measurement techniques follow the FANTA 2003 protocol
  • Diarrhea Prevalence: Diarrhea is defined as 3+ loose or watery stools in 24 hours or 1+ stools with blood in 24 hours. Diarrhea will be measured in interviews using caregiver-reported symptoms with 2-day and 7-day recall,.

Study Interventions

  • Lipid-based nutrient supplements (LNS)
  • Water, sanitation, hygiene (WASH)

Research Gaps

  • Innovation

    What novel food-based products and programming methods effectively prevent and treat undernutrition?

Study Population