Comparison 3. Sanitation hardware and behaviour change interventions.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Diarrhoea prevalence – randomized controlled trials (RCTs)	2		Risk Ratio (Random, 95% CI)	0.79 [0.49, 1.26]
2 Anthropometry: height‐for‐age Z score (HAZ) – RCTs	2		Mean Difference (Random, 95% CI)	‐0.04 [‐0.12, 0.04]
3 Anthropometry: weight‐for‐age Z score (WAZ) – RCTs	2		Mean Difference (Random, 95% CI)	‐0.04 [‐0.11, 0.04]
4 Behaviour change – RCTs: safe disposal of child faeces	2		Risk Ratio (Random, 95% CI)	3.22 [2.16, 4.79]
5 Behaviour change – RCTs: appropriate disposal of child faeces	2		Risk Difference (Random, 95% CI)	0.32 [‐0.04, 0.68]
6 Behaviour change – RCTs: potty use by children	1		Risk Ratio (Random, 95% CI)	1.69 [1.08, 2.65]
7 Behaviour change – RCTs: faeces in compound	3		Risk Difference (Random, 95% CI)	‐0.08 [‐0.13, ‐0.03]