Variable	General			Group 1			Group 2			Group 3			Chi² test
Variable	n	%	CI	N	%	CI	n	%	CI	n	%	CI	Chi² test
Latrine layout
Yes	716	68.58a	3.40	256	51.95b	6.12	202	75.74a	5.91	258	79.46a	4.93	***
No	716	31.42b	3.40	256	48.05a	6.12	202	24.26b	5.91	258	20.54b	4.93	***
Toilet facilities (if not)
A Neighbor’s place	217	17.97c	5.11	122	19.67a	7.05	47	17.02a	10.74	48	14.58a	9.98	NS
Public latrine	217	26.73b	5.89	122	22.95a	7.46	47	31.91a	13.33	48	31.25a	13.11	NS
Bush	217	43.78a	6.60	122	50.82a	8.87	47	29.79b	13.08	48	39.58ab	13.83	*
Other	217	11.98c	4.32	122	5.74c	4.13	47	23.4a	12.10	48	16.67a	10.54	**
Type of latrine
Internal toilets	494	28.34b	3.97	135	29.63b	7.70	155	43.23a	7.80	204	16.18c	5.05	***
Ordinary pit	494	72.27a	3.95	135	71.85b	7.59	155	57.42c	7.78	204	83.82a	5.05	***
Other	494	0.2c	0.39	135	0a	0.00	155	0a	0.00	204	0.49a	0.96	NS
Where children’s faeces are discarded
Latrine	634	54.42a	3.88	223	40.81c	6.45	174	54.6b	7.40	237	67.09a	5.98	***
Garbage can	634	3.47c	1.42	223	3.59a	2.44	174	2.87a	2.48	237	3.8a	2.43	NS
Buried	634	6.94c	1.98	223	13.9a	4.54	174	2.87b	2.48	237	3.38b	2.30	***
Not applicable	634	24.92b	3.37	223	24.66a	5.66	174	30.46a	6.84	237	21.1a	5.19	NS
Bush	634	6.31c	1.89	223	12.11a	4.28	174	3.45b	2.71	237	2.95b	2.15	***
Other	632	5.05c	1.71	223	4.93a	2.84	174	6.9a	3.77	237	3.8a	2.43	NS
Sludge disposal technique
By truck	716	23.74a	3.12	256	34.38a	5.82	202	16.83b	5.16	258	18.6b	4.75	***
Landfill	716	2.37c	1.11	256	0.39b	0.76	201	1.98ab	1.93	258	4.65a	2.57	**
Blocking and digging a new	716	13.55a	2.51	256	4.69c	2.59	202	11.39b	4.38	258	24.03a	5.21	***
Not yet	716	8.1b	2.00	256	3.12b	2.13	202	5.94b	3.26	258	14.73a	4.32	***
Other	716	2.51c	1.15	256	0b	0.00	202	4.95a	2.99	258	3.1a	2.11	*