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Differences in Field Effectiveness and Adoption between a Novel Automated Chlorination System and Household Manual Chlorination of Drinking Water in Dhaka, Bangladesh: A Randomized Controlled Trial

Fig 4

Proportion of households with detectable total chlorine residual in their stored drinking water (>0.1mg/L) by treatment group spanning a 10-month follow-up period.

Behavior promotions ended after month 4. Control group was not sampled past month 5. Error bars show 95% confidence interval of mean proportions.

Fig 4

doi: https://doi.org/10.1371/journal.pone.0118397.g004