Table 3. Knowledge and practices about safe water, sanitation and hygiene in surveys conducted 1 month before (baseline), and 3 and 12 months after (first and second follow-up) an oral cholera vaccination campaign, Maela Camp, 2013.

Knowledge	Baseline		1st follow-up		2nd follow-up
	(n = 271)a		(n = 187)a		(n = 199)a
	No.	%	No.	%	No.	%
Heard of cholera	218	81	152	81	181	91
Knew that watery diarrhea was a symptom of cholera	114	52	68	45	95	52
Knew ≥2 vehicles of cholera transmissionb	133	61	90	59	148	82
Knew ≥2 means of cholera preventionc	136	62	118	78	144	80
Knew about boiling or treating drinking water for cholera prevention	115	53	100	66	96	53
Knew about washing hands with soap for cholera prevention	107	49	66	43	97	54
Knew about cooking food thoroughly for cholera prevention	101	46	78	51	103	57
Reported would go to clinic for cholera treatment	211	97	151	99	181	100
Reported would use oral rehydration for cholera treatment	0	0	10	7	10	6
Heard about preventing and treating cholera from people or media	182	83	124	82	166	92
Received soap to prevent cholera	150	83	94	76	135	81
Received chlorine solution to prevent cholera	62	34	15	12	28	17
Received water container to prevent cholera	40	22	8	6	23	14
Received printed educational materials to prevent cholera	18	10	3	2	49	30
Practice
Reported camp water tap as primary drinking water source	180	67	144	77	138	70
Reported boils or treats drinking waterd	51	19	83	44	137	69
Reported boiling or treating drinking water within last 24 hoursd	32	12	54	29	122	61
Reported washing hands ≥3 types of occasionse	133	49	93	50	134	67
Reported washing hands before eating and after using the toilet	124	46	99	53	123	62
Reported using soap to wash hands	178	66	143	77	170	85
Observed soap at hand-washing station	227	84	168	90	188	95
Observed covered drinking water container with spigot	195	73	118	63	130	65
Observed residual chlorine in household drinking water sample	22	8	8	4	3	2
Observed E. coli in household drinking water sample	106	39	91	49	68	34

^a Missing data resulted in small fluctuations in denominators for some responses

^b Drinking bad water, eating bad food, eating foods or drinks prepared outside the home, not washing fruits and vegetables, not cooking food thoroughly, flies/insects, poor hygiene/hand-washing, and eating raw fish

^c Wash hands with soap and water, cook food thoroughly, drink water from public tap, boil/filter drinking water, treat water with chlorine, wash fruits/vegetables, clean cooking utensils/vessels, dispose of human waste properly, and cover food to keep away flies

^d Limited comparibility between baseline and 3-month follow-up, or baseline and 1 year follow-up due to changes in translation made after the baseline survey

^e After using toilet, after washing/cleaning tables, before eating, after eating, after cleaning baby diapers/stools, before cooking