Usage Rates Across All POU Products, Split by Baseline Predictors of Usage.

Number of observations in column 1 varies by outcome considered. For the outcome “baseline high level of concern” it is the number of households among the 600 treatment households at baseline, while for “baseline high level of awareness” the 191 treated households that named exactly 3 correct ways to avoid diarrhea at baseline are omitted. Free chlorine was measured only among self-reported users of chemical products. Self-reports at water collection visits in column 4 defined as households that report they “Treat drinking water with [POU Product]” and “how long ago did you treat?” ≤24 hours.