Table 1. Village-level characteristics of 4 treatment villages in Niger.

	Village
	A	B	C	D	Mean 4 villages (95% CI)
Total population	287	438	768	277	568 (178 to 957)
No. households	49	37	106	25	54 (3 to 111)
No. children 0–5 yrs	58	124	196	177	139 (40 to 237)
Mean age 0–5 yr olds	2.7	2.9	2.6	2.8	2.7 (2.5 to 3.0)
% households >30 min to water	34.7	5.4	0.0	0.0	10.0 (−0.2 to 0.4)
% households with latrine	0.0	0.0	5.7	57.3	15.7 (−0.3 to 0.6)
Fraction male	48.3	54.0	50.5	51.4	51.1 (47.2 to 54.8)

Mean (95% CI) unless otherwise noted.