Residents of intervention households increased the frequency
that they washed both hands with soap or ash after defecation
from 17% at baseline to 30% at 18 months. Residents of control
households increased the frequency that they washed both
hands with soap or ash after defecation from 18% at baseline to
23% at 18 months. The improvement in handwashing after
defecation in the intervention group was not significantly greater
than the improvem