• 83 experimental studies across 33 countries
• 93 diverse, and often complex WASH interventions
• 313 health / educational outcomes measured among schoolchildren…
…and *spoiler* most used an outcome definition unique to a single study!
• 83 experimental studies across 33 countries
• 93 diverse, and often complex WASH interventions
• 313 health / educational outcomes measured among schoolchildren…
…and *spoiler* most used an outcome definition unique to a single study!