Table 5.

Days of observation, days of illness and difference in longitudinal prevalence in children <5 years of age following a 3-year point-of-use water treatment and handwashing intervention, Camotán, Guatemala, 2007

	Control		Intervention
Outcome	Days of observations	Days of illness	Days of observations	Days of illness	LPD (95% CI)a
Diarrhoea	910	107	948	115	0.004 (−0.051 to 0.058)
HCGI	910	113	948	122	0.005 (−0.054 to 0.065)
Cough or difficulty breathing	910	268	948	291	0.012 (−0.097 to 0.137)
Congestion or eoryza	910	144	948	173	0.024 (−0.026 to 0.071)
ALRI	910	54	948	71	0.019 (−0.028 to 0.078)

^a95% Confidence Intervals calculated by bootstrap resampling matched village pairs with 1000 iterations.