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Forest plot visualising the overall effect* of the intervention by sentinel area
Areas are ordered by diarrhoea prevalence before the intervention (1997). *Prevalence ratios are adjusted for child's age, birthweight, length of exclusive breastfeeding, and height-for-age Z score; for mother's age, education, and marital status; for type of housing, floor conditions, and independent kitchen; and for baseline sewerage coverage. Horizontal lines=95% CI.
