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*Defined as infection by at least one of the following: hookworm, A. lumbricoides, T. trichiura.
†Improved sources are defined by the UNICEF/WHO joint monitoring programme (wssinfo.org). ¶OR and IRR represents the change in infection for each ten unit increase in a school’s pupil per latrine ratio. §Higher score indicates greater cleanliness/structural integrity. Grey color or hatch fill indicates a significant association between groups at p < 0.05, as shown in the key above. p-values for prevalence estimates based on random effects logistic regression; p-values for infection intensity estimates based on random effects negative binomial regression. ¶ Measured using eggs per gram of faeces